CWE-347
CWE-347 · 142 records · 68 with a public proof-of-concept
Records the NVD classes under CWE-347, highest CVSS first.
- CRITICAL 10CVE-2026-120017
SAP NetWeaver AS ABAP and ABAP Platform does not perform sufficient verification of incoming authentication assertions under certain configurations. An unauthenticated attacker could submit specially crafted data to bypass authentication and impersonate arbitr…
- CRITICAL 10CVE-2026-121606public PoC
A vulnerability has been found in Qihoo 360 D621-2, D603-2, D600-2, D619, D606-6 and D706 up to 6.4.9. Affected by this issue is the function verify_sign of the file fs2/bin/iscm of the component Firmware Signature Verification. Such manipulation of the argume…
- CRITICAL 10CVE-2026-76482
As part of Cisco's ongoing commitment to proactive security and product quality, the engineering team for Cisco License On-Prem, formerly Cisco Smart Software Manager On-Prem (SSM On-Prem), has conducted a comprehensive internal security review. This review re…
- CRITICAL 9.8CVE-2026-17301
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow an unauthenticated attacker to bypass authentication due to improper verification of a cryptographic signature.
- CRITICAL 9.8CVE-2026-58490public PoC
Tracecat is an open-source security automation platform for teams and AI agents. From version 0.37.0 until 1.0.0-beta.49, Docker Compose deployments with SAML enabled can render SAML_SIGNED_ASSERTIONS and SAML_SIGNED_RESPONSES as empty values, overriding secur…
- CRITICAL 9.8CVE-2026-113620
In Eclipse ioFog Controller versions 3.8.0 through 3.9.1, operator WebSocket upgrades on the exec and log routes do not verify the bearer JWT. The payload is decoded and its groups or roles are used as RBAC subjects. A self-minted token whose groups contain ad…
- CRITICAL 9.8CVE-2026-86405
Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services Inc. PrestaShop Virtual POS Module allows Signature Spoofing by Improper Validation. This issue affects PrestaShop Virtual POS Module: from 26.8.1 be…
- CRITICAL 9.8CVE-2026-85531
Improper verification of cryptographic signature vulnerability in Sipay Electronic Money and Payment Services Inc. OpenCart Virtual POS Module allows Signature Spoofing by Improper Validation. This issue affects OpenCart Virtual POS Module: from 26.8.2 before…
- CRITICAL 9.8CVE-2026-107722public PoC
fast-jwt provides fast JSON Web Token (JWT) implementation. From 6.2.0 until 6.3.0, fast-jwt can misclassify RSA public-key text as an HMAC secret when the key has non-whitespace content before its PEM header. In src/crypto.js, performDetectPublicKeyAlgorithms…
- CRITICAL 9.8CVE-2026-96760public PoC
Authlib (v1.7.2 and below) contains a signature verification bypass vulnerability. The JsonWebSignature.deserialize_json() method accepts a JSON Serialization JWS object and returns the payload as successfully verified without checking for a signature and with…
- CRITICAL 9.6CVE-2026-108971public PoC
A flaw has been found in D-Link DCS-930L B1.08B4. This impacts the function mpfd_decode of the file bootloader_region.bin of the component Emergency HTTP Recovery Server. Executing a manipulation of the argument firmware can lead to improper verification of cr…
- CRITICAL 9.1CVE-2026-116790public PoC
FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to a software implementation that runs on any commodity hardware. Prior to 1.11.2, FreeSWITCH's inbound ICE handling accepted every connectivit…
- CRITICAL 9.1CVE-2026-117691
A flaw was found in the SAML HTTP-Redirect binding implementation of Keycloak. The issue occurs because the server processes percent-encoded parameter names (like %53AMLResponse) while the signature verification logic only checks literal parameter names. An at…
- CRITICAL 9.1CVE-2026-102894public PoC
GPUStack is an open-source GPU cluster manager for AI model serving and GPU instance provisioning. From 0.7.1 until 2.2.2, the /auth/saml/callback endpoint decoded SAML XML, used its NameID and attributes to resolve or provision a user, and minted a gpustack_s…
- CRITICAL 9.1CVE-2026-10141
A Unsigned Firmware vulnerability exists in the boa Firmware Update functionality of X2000R (version(s): TOTOLINK-X2000R-Gh-V1.0.0-B20250421.1327). A specially crafted firmware binary can lead to arbitrary firmware update. An attacker can make an authenticated…
- CRITICAL 9.1CVE-2026-102946public PoC
joserfc is a Python library that provides an implementation of several JSON Object Signing and Encryption (JOSE) standards. Prior to 1.7.4, joserfc.jws.deserialize_json() accepts a JWS General JSON Serialization with an empty signatures array as authenticated.…
- CRITICAL 9.1CVE-2026-96252
Improper verification of cryptographic signature in Active Directory Federation Services (AD FS) allows an unauthorized attacker to perform spoofing over a network.
windows 10 1607 · windows 10 1809 · windows server 2012 · windows server 2016 · windows server 2019 · windows server 2022
- CRITICAL 9.1CVE-2026-102268public PoC
PyJWT is a Python implementation of JSON Web Token standards. Prior to 2.14.0, is_pem_format in jwt/utils.py is affected because is_pem_format does not recognize every PEM representation accepted by the cryptography loader. This occurs when an application mixe…
- CRITICAL 9CVE-2026-85818
Improper verification of cryptographic signature in Windows Schannel allows an unauthorized attacker to perform spoofing over a network.
windows 11 23h2 · windows 11 24h2 · windows 11 25h2 · windows 11 26h1 · windows 11 26h2 · windows server 2022
- HIGH 8.8CVE-2026-4762
A vulnerability to perform a privilege escalation attack on the server as a non-admin user.
- HIGH 8.8CVE-2026-123605public PoC
Hickory DNS hickory-proto 0.1 through 0.25.0-alpha.3 and hickory-net before 0.26.2 contain a DNSSEC validation bypass because the validator verifies an RRSIG against the DNSKEY of whatever name appears in its Signer's Name field without checking that this name…
- HIGH 8.8CVE-2026-96957
Improper verification of cryptographic signature in .NET allows an unauthorized attacker to bypass a security feature over a network.
.net · macos · linux kernel · windows · visual studio 2022 · visual studio 2026
- HIGH 8.8CVE-2026-100293
In Anjvision YSSD‑RTMP‑H5 firmware version 3.3.2.4, both the local and cloud update mechanisms apply new firmware without any cryptographic verification, relying only on basic hashing. This design allows an attacker who can reach the update routine to introduc…
- HIGH 8.6CVE-2026-56837public PoC
PraisonAI is a multi-agent teams system. From version 4.6.56 to before version 4.6.59, PraisonAI's LinearBot starts a public webhook listener on 0.0.0.0 and treats LINEAR_WEBHOOK_SECRET as optional. When the secret is absent, startup only logs a warning and _h…
- HIGH 8.4CVE-2026-117602public PoC
Electrum 4.6.0 before 4.7.2 contains an authorization bypass in the external plugin loader, which executes a plugin's __init__.py module when the plugin is marked enabled in the config file, without verifying its plugin-password signature. A rogue local proces…
- HIGH 8.2CVE-2026-116116
A vulnerability was detected in Yoosee GM8135S Camera 21.00.01.36. Affected is an unknown function of the component Secure Boot. Performing a manipulation results in improper verification of cryptographic signature. The attack needs to be approached locally. T…
- HIGH 8.1CVE-2026-123798public PoC
SuperTokens Core is an open source authentication server. From 11.3.0 until 11.3.7, 11.4.7, and 12.0.10, SAML.verifySamlResponseSignature calls OpenSAML SignatureValidator.validate without first applying SAMLSignatureProfileValidator. The Core can therefore ac…
- HIGH 8.1CVE-2026-91898
Dell Alienware Command Center (AWCC), versions prior to 6.14.54.0, contain an Improper Verification of Cryptographic Signature vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to Arbi…
- HIGH 8.1CVE-2026-63182public PoC
LightSAML implements SAML 2.0 data model classes, XML serialization and deserialization, XML security, certificate support, and message bindings. Prior to 4.7.1 and 5.0.1, LightSAML and xmlseclibs disagree about which assertion an inbound SAML signature covers…
- HIGH 8.1CVE-2026-102866
Improper verification of cryptographic signature in Microsoft Office SharePoint allows an unauthorized attacker to elevate privileges over a network.
sharepoint server
- HIGH 8.1CVE-2026-14497
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote authenticated attacker to bypass security restrictions due to improper verification of cryptographic signatu…
datapower gateway
- HIGH 8.1CVE-2026-87004public PoC
Tugtainer is a self-hosted app for automating updates of Docker containers. Prior to version 1.31.3, when the OIDC login flow completes, backend/modules/auth/providers/auth_oidc_provider.py decodes the id_token returned by the identity provider's token endpoin…
- HIGH 7.9CVE-2026-77805
In Progress® Telerik® Fiddler® Classic for Windows, versions prior to v6.0.20262.10021, the integrity check applied to the external helper tools launched by the application is insufficient. Before executing a helper tool, the application only verifies that the…
- HIGH 7.8CVE-2026-97799
Improper verification of cryptographic signature in Windows Audio Service allows an authorized attacker to elevate privileges locally.
windows 11 24h2 · windows 11 25h2 · windows 11 26h1 · windows 11 26h2
- HIGH 7.8CVE-2026-69650
Improper verification of cryptographic signature in Windows Key Distribution Center allows an authorized attacker to elevate privileges locally.
- HIGH 7.8CVE-2026-84271
IBM Guardium Data Protection 12.2 is vulnerable to a signature verification bypass in the patch installer. An attacker with local access could exploit this vulnerability to execute arbitrary code with root privileges.
guardium data protection
- HIGH 7.8CVE-2026-79807
A missing integrity verification vulnerability in the Windows client software for ClearPass Policy Manager could allow malicious users on a local instance to elevate their user privileges. A successful exploit could allow these users to execute attacker-suppli…
- HIGH 7.8CVE-2026-78860
An issue in Mercusys AC12 V2 allows a local attacker to execute arbitrary code via the storage of information in plaintext
- HIGH 7.5CVE-2026-109799public PoC
The SAP Cloud SDK for Python contains an improper cryptographic signature verification vulnerability (CWE-347) in IASContextProvider, the runtime-context provider registered by default via bootstrap(app).IASContextProvider extracted the app_tid, sap_gtid and u…
- HIGH 7.5CVE-2026-85708public PoC
Chartbrew is an open-source web application that can connect directly to databases and APIs and use the data to create charts. Prior to 5.2.3, Chart share and embed tokens were signed with CB_SECRET, including known or shipped-default values in stock source an…
- HIGH 7.5CVE-2026-46560public PoC
Open Access Management (OpenAM) is an access management solution. Prior to 16.1.1, the `RADIUS` authentication module opens an unconnected datagram socket and trusts the first UDP datagram received on the client source port. The receive path does not verify th…
- HIGH 7.5CVE-2026-118040
In Progress® Telerik® Document Processing Libraries prior to version 2026.3.1027, improper verification of cryptographic signatures and improper certificate validation in RadPdfProcessing digital signature validation allow an unauthenticated attacker to cause …
- HIGH 7.5CVE-2026-117601public PoC
Electrum before 4.8.3 fails to verify signatures of wallet-owned inputs in unconfirmed mempool transactions, allowing malicious servers to replace a just-broadcast transaction with a conflicting one. Attackers can swallow the user's transaction and display an …
- HIGH 7.5CVE-2026-116189public PoC
rclone from 1.55.0 before 1.75.2 contains a signature verification bypass in stable selfupdate that trusts checksums from unsigned bytes preceding the PGP-clearsigned SHA256SUMS block. Attackers controlling the release distribution path can prepend an unsigned…
rclone
- HIGH 7.5CVE-2026-95633
CAI Content Credentials is affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write acces…
c2pa · c2pa-web · c2patool
- HIGH 7.5CVE-2026-95632
CAI Content Credentials is affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write acces…
c2pa · c2pa-web · c2patool
- HIGH 7.5CVE-2026-103297
CAI Content Credentials is affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write acces…
c2pa · c2pa-web · c2patool
- HIGH 7.5CVE-2026-103296
CAI Content Credentials is affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized write acces…
c2pa · c2pa-web · c2patool
- HIGH 7.5CVE-2026-87696
Improper verification of cryptographic signature in Microsoft Exchange Server allows an authorized attacker to elevate privileges over a network.
- HIGH 7.5CVE-2026-85962
Progress MarkLogic Server 12.x releases before 12.1.0 and 11.x releases before 11.3.7 contain an improper authentication vulnerability in SAML processing. In deployments that use SAML authentication, an unauthenticated remote attacker could cause the affected …
- HIGH 7.5CVE-2026-103902public PoC
Improper verification of cryptographic signature vulnerability in DigiDoc libdigidocpp, DigiDoc DigiDoc4, DigiDoc DigiDoc Android, and DigiDoc DigiDoc iOS. The vulnerability allows an attacker to create forged digital signatures that are displayed a valid by …
- HIGH 7.5CVE-2026-91191public PoC
The device's update mechanism includes conditions that allow unauthorized software packages to be accepted as authentic. During the boot process, the stock done function disables signature verification in the OPKG configuration before restoring optional packag…
- HIGH 7.5CVE-2026-94418public PoC
Under WOLFSSL_SMALL_CERT_VERIFY, ProcessPeerCertParse() runs the certificate signature check separately from the parse to keep peak memory down, then merges the two results, but it merged the signature result back only when the parse returned 0, so any parse e…
wolfssl
- HIGH 7.5CVE-2026-86038public PoC
libp2p is a JavaScript implementation of the libp2p networking stack. From 15.0.0 until 16.0.5, @libp2p/gossipsub uses the default StrictSign policy in packages/gossipsub/src/utils/buildRawMessage.ts, where validateToRawMessage verifies a signature with attack…
- HIGH 7.4CVE-2026-17379
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow a remote attacker to bypass authentication and assign arbitrary roles due to improper verification of cryptographic signatures.
- HIGH 7.4CVE-2026-93998
A flaw was found in the SAML adapter component of Keycloak, which is used to secure applications with SAML-based authentication. The adapter fails to verify that the issuer of a signed SAML assertion matches the expected identity provider configured for the ap…
- HIGH 7.4CVE-2026-120459public PoC
python-jose through 3.5.0 contains an authentication bypass vulnerability that allows unauthenticated attackers to forge JWTs because HMACKey and CryptographyHMACKey accept zero-length HMAC secrets. When an application's HS256/HS384/HS512 verification key reso…
- HIGH 7.4CVE-2026-87103
Sensitive information disclosure and manipulation due to improper token validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.
- HIGH 7.4CVE-2026-87102
Sensitive information disclosure and manipulation due to improper token validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.
- HIGH 7.4CVE-2026-114615public PoC
Authlib is a Python library which builds OAuth and OpenID Connect servers. From 1.3.1 until 1.9.0, OctKey.import_key() checks asymmetric-key markers only at byte zero while Authlib's PEM loaders accept leading whitespace, comments, or a byte-order mark. In dep…
- HIGH 7.4CVE-2026-107724public PoC
fast-jwt provides fast JSON Web Token (JWT) implementation. In 6.2.4, fast-jwt can classify raw serialized public JWK or JWKS JSON as an HMAC secret because src/crypto.js performDetectPublicKeyAlgorithms treats non-PEM strings as symmetric key material. If HS2…
- HIGH 7.4CVE-2026-107720public PoC
fast-jwt provides fast JSON Web Token (JWT) implementation. Prior to 6.3.1, fast-jwt createVerifier accepts an unsigned JWT when key is an empty string or null and algorithms is a non-empty allowlist. Falsy synchronous keys bypass prepareKeyOrSecret, allowedAl…
- HIGH 7.4CVE-2026-14999
IBM DataPower Gateway 10.5.0.0 through 10.5.0.22, 10.6.1 through 10.6.6, 10.6.0.0 through 10.6.0.10, and 11.0.0.0 through 11.0.0.2 could allow a remote attacker to bypass authentication by forging valid JSON Web Signatures due to improper verification of crypt…
datapower gateway
- HIGH 7.4CVE-2026-104437public PoC
Zebra before 4.4.0 contains a consensus divergence vulnerability in V5 transparent signature verification, computing a ZIP-244 digest for SIGHASH_SINGLE inputs lacking corresponding outputs instead of failing. Attackers can craft V5 transactions with fewer out…
- HIGH 7.4CVE-2026-104435public PoC
Zebra zebrad 4.4.0 and zebra-script 6.0.0 fail to enforce a ZIP-244 consensus rule, accepting V5 transparent inputs signed with SIGHASH_SINGLE that lack a corresponding output. Attackers can broadcast crafted V5 transactions with more inputs than outputs that …
- HIGH 7.4CVE-2026-102273public PoC
PyJWT is a Python implementation of JSON Web Token standards. From 2.13.0 until 2.14.0, PyJWT HMACAlgorithm.prepare_key is affected because HMAC key guard only recognizes top-level public JWK forms and misses container representations. This occurs when an appl…
- HIGH 7.4CVE-2026-102272public PoC
PyJWT is a Python implementation of JSON Web Token standards. From 2.13.0 until 2.14.0, HMACAlgorithm.prepare_key in jwt/algorithms.py is affected because raw-JWK detector does not normalize accepted Unicode byte-order marks before checking for JSON. This occu…
- HIGH 7.4CVE-2026-102271public PoC
PyJWT is a Python implementation of JSON Web Token standards. From 2.4.0 until 2.14.0, PyJWT HMACAlgorithm.prepare_key is affected because asymmetric-key guard relies on textual markers that are absent from DER encoding. This occurs when an application mixes H…
- HIGH 7.4CVE-2026-102266public PoC
PyJWT is a Python implementation of JSON Web Token standards. From 2.13.0 until 2.14.0, HMACAlgorithm.from_jwk is affected because PyJWK verification path used the decoded key without applying prepare_key validation. This occurs when a trusted JWK Set contains…
- HIGH 7.4CVE-2026-57178public PoC
Python Social Auth is a social authentication/registration mechanism. Prior to version 5.0.0, the `vk-app` backend accepted VK application callback data without verifying the callback signature when the `auth_key` parameter was omitted. Applications using this…
- HIGH 7.4CVE-2026-18152
IBM Financial Transaction Manager (FTM) for RedHat OpenShift could allow a remote attacker to forge validly-signed messages due to improper verification of cryptographic signatures.
- HIGH 7.4CVE-2026-75939
A flaw was found in openshift/oc-mirror. The tool incorrectly verifies PGP (Pretty Good Privacy) release image signatures by checking for signature errors before the entire signed body is processed, leading to a bypass of the signature verification. A remote a…
- HIGH 7.4CVE-2026-42784
A flaw was found in sequoia-openpgp. The library incorrectly infers key flags for older certificates when a key flags subpacket is missing, leading to a discrepancy in how key capabilities are viewed. This key flag confusion allows an attacker to bypass the ba…
- HIGH 7.4CVE-2026-16443
A flaw was found in the SAML metadata import functionality of the keycloak-services component, which is the core engine for identity brokering in Red Hat Build of Keycloak. When importing identity provider metadata that lacks specific usage attributes for keys…
build of keycloak
- HIGH 7.3CVE-2026-85995public PoC
Notepad++ is a free and open-source source code editor. From 8.9.7 until 8.9.8, the Notepad++ updater and signature verification path can accept a modified GUP.exe file whose embedded certificate metadata remains present even though its Authenticode digest is …
- HIGH 7.3CVE-2026-92718public PoC
Nuclei versions before 3.11.1 cache template signature verification based only on file modification time without content checksums. Attackers can replace verified templates with unsigned malicious content and restore the original modification time to bypass si…
- HIGH 7.2CVE-2026-33923
A signature verification vulnerability was discovered in the update installation functionality due to inconsistent validation of the update bundle contents. An attacker with administrative privileges can remotely supply a crafted update bundle that passes sign…
- HIGH 7.1CVE-2026-115374public PoC
Incus 7.0.0 before 7.0.2 and 7.1.0 before 7.5.0 contains a signature verification flaw in its built-in S3 server that allows presigned URL holders to inject unsigned x-amz-* headers. Attackers can add an unsigned X-Amz-Copy-Source header to a presigned upload …
- HIGH 7.1CVE-2026-25302
Cryptographic Issue when processing non-ELF partitions, authentication and signature checks are bypassed, allowing unsigned or corrupted images to be mounted and processed.
xrv9209 firmware · xrv9209 · snapdragon g1 gen 2 gaming platform firmware · snapdragon g1 gen 2 gaming platform · ar8035 firmware · ar8035
- HIGH 7.1CVE-2026-47554public PoC
NVIDIA GPU Display Driver for Linux contains a vulnerability in the kernel mode layer where improper verification of cryptographic signatures may cause signature verification to be bypassed under memory pressure. A successful exploit of this vulnerability migh…
- HIGH 7.1CVE-2026-97731public PoC
MinIO through 7aac2a2 does not verify that every x-amz-* header present on a request also appears in the client-supplied X-Amz-SignedHeaders list. extractSignedHeaders() in cmd/signature-v4-utils.go iterates only the claimed list and never enumerates the heade…
- HIGH 7.1CVE-2026-94368
A flaw was found in the signature verification logic of noobaa-core, the core component of the NooBaa Multicloud Object Gateway. The issue occurs when the service processes S3 presigned URLs using Signature Version 4 (SigV4). Due to improper validation, the se…
- MEDIUM 6.8CVE-2026-105459
IBM API Connect 10.0.8.0 through 10.0.8.12 and 12.1.0.0 through 12.1.1.2 could allow an attacker to gain unauthorized access to an organization due to improper verification of a cryptographic signature. A token is accepted without its signature being fully ver…
- MEDIUM 6.8CVE-2026-119561public PoC
phpMyAdmin through 5.2.3 contains an authentication bypass vulnerability in CustomServer::parseAndValidateAssertionResponse() that never verifies WebAuthn assertion signatures against stored public keys. Attackers holding a victim's MySQL credentials can POST …
phpmyadmin
- MEDIUM 6.8CVE-2026-95503
A flaw was found in the Kerberos federation provider of Keycloak, an open-source identity and access management solution. When Kerberos password authentication is used without SPNEGO, the system fails to verify the identity of the Key Distribution Center (KDC)…
- MEDIUM 6.6CVE-2026-123538public PoC
OpenAM before 16.1.4 does not verify that a signed SAML 1.x assertion or response was signed by the partner named as its issuer, accepting a signature from any certificate in OpenAM's keystore. An attacker holding such a private key, such as a trusted SAML 1.x…
- MEDIUM 6.6CVE-2026-86109
The VeloCloud Edge software update workflow may accept update bundles without properly validating their signatures because the workflow does not restrict the digest algorithm used for artifact verification. An attacker with either sufficient privileges to uplo…
- MEDIUM 6.5CVE-2026-116474public PoC
The `GITEA_TOKEN` of a Gitea Actions job authenticates as the `gitea-actions` system user, and the `/api/v1/user` email and GPG key endpoints accepted that user, so a job could register an email address and a GPG key on it; without required email confirmation …
- MEDIUM 6.5CVE-2026-108699public PoC
hyper-mcp through 0.8.3 contains an improper signature verification vulnerability that allows attackers to load malicious WebAssembly plugins because cosign_verify_args() accepts any signer identity and OIDC issuer by default. Attackers controlling a plugin im…
- MEDIUM 6.4CVE-2026-91899
Dell Alienware Command Center (AWCC), versions prior to 6.14.54.0, contain an Improper Verification of Cryptographic Signature vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of Pri…
- MEDIUM 6.4CVE-2026-91905
Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Verification of Cryptographic Signature vulnerability. A high privileged attacker with local access could potentially exploit this vulnerability, leading to Filesystem access for attacke…
openmanage enterprise
- MEDIUM 6.2CVE-2026-110021
PLCnext Engineer checks GSDX manifest reference digests but does not cryptographically verify the XML `SignatureValue` over canonicalized `SignedInfo`. An unauthenticated local attacker can modify signed GSDML content, update its manifest digest, retain the pu…
- MEDIUM 6.2CVE-2026-87101
Sensitive information disclosure due to improper token validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.
- MEDIUM 5.9CVE-2026-87879
Sensitive information disclosure due to improper token validation. The following products are affected: Acronis Cyber Protect 17 (Linux, Windows) before build 42587.
- MEDIUM 5.9CVE-2026-110765public PoC
FlexPrice through 2.1.38 contains an authentication bypass vulnerability in HandleQuickBooksWebhook that skips signature verification when the intuit-signature header is omitted. Unauthenticated attackers knowing a tenant and environment ID can replay forged p…
- MEDIUM 5.9CVE-2026-55174public PoC
UltrafastSecp256k1 is a high-performance, multi-backend secp256k1 engine with reproducible audit evidence, compatibility shims, and profile-based review scopes. Prior to version 4.2.0, UltrafastSecp256k1's ECDSA adaptor pre-signature verification accepts forge…
- MEDIUM 5.7CVE-2026-91908
Dell OpenManage Enterprise, versions prior to 4.8.0, contains an Improper Verification of Cryptographic Signature vulnerability. A high privileged attacker with adjacent network access could potentially exploit this vulnerability, leading to Code execution.
openmanage enterprise
- MEDIUM 5.7CVE-2025-71422public PoC
Contrast is a Kubernetes runtime for confidential containers. In versions before 1.12.1, the secure persistent volume feature is vulnerable to a malicious host supplying a crafted LUKS2 volume to a pod VM. LUKS2 volume metadata is not authenticated and, with c…
- MEDIUM 5.5CVE-2026-83798
Improper verification of cryptographic signature in Windows Update Stack allows an authorized attacker to perform spoofing locally.
- MEDIUM 5.5CVE-2026-70071
Improper verification of cryptographic signature in DNS Server allows an authorized attacker to perform tampering locally.
windows 10 1607 · windows 10 1809 · windows server 2012 · windows server 2016 · windows server 2019 · windows server 2022
- MEDIUM 5.3CVE-2026-102502
CAI Content Credentials is affected by an Improper Verification of Cryptographic Signature vulnerability that could result in a Security feature bypass. An attacker could leverage this vulnerability to bypass security measures and gain unauthorized limited wri…
c2pa · c2pa-web · c2patool
- MEDIUM 5.3CVE-2026-103329
The Super Payments WordPress plugin before 1.43.1 does not properly verify the authenticity of incoming payment webhook notifications, as the signing key used to validate their signature is empty by default, allowing unauthenticated attackers to forge a valid …
- MEDIUM 5.3CVE-2026-105161public PoC
A flaw has been found in invariant-systems-ai aiir up to 1.7.0. The affected element is an unknown function of the component Policy Gate Handler. Executing a manipulation can lead to improper verification of cryptographic signature. The attack can be executed …
- MEDIUM 5.3CVE-2026-103245public PoC
n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 fail to verify the x-webflow-signature HMAC in the Webflow Trigger node webhook handler. Unauthenticated attackers can send forged webhook requests with attacker-controlled p…
- MEDIUM 5.3CVE-2026-91814
A signature validation vulnerability exists in Foxit PDF Editor/Reader’s handling of incrementally updated PDF documents. Changes to visible document content may not invalidate the existing signature, allowing attackers to alter signed content and potentially …
- MEDIUM 5.1CVE-2026-109838
IBM Db2 Genius Hub 1.0 could allow a local attacker to obtain sensitive information due to improper verification of cryptographic signature.
- MEDIUM 5.1CVE-2026-97732public PoC
IRONMACE Ironshield 1.0.0.167 has a tvk.sys kernel-mode driver that authenticates client executables by checking for expected publisher and root-certificate strings in WIN_CERTIFICATE data ("IRONMACE Co., Ltd." and "DigiCert Trusted Root G4") instead of parsin…
- MEDIUM 4.8CVE-2026-123590public PoC
Hickory DNS hickory-net 0.26.0-beta.1 before 0.26.2 and hickory-proto through 0.26.0-alpha.1 accept NSEC and NSEC3 records for DNSSEC nonexistence proofs when any other record with the same owner name passes signature validation. Attackers able to supply DNS r…
- MEDIUM 4.8CVE-2026-87947
Improper Verification of Cryptographic Signature vulnerability in Drupal SAML SSO - Service Provider allows Signature Spoof. This issue affects SAML SSO - Service Provider versions: from 0.0.0 to 3.2.0.
- MEDIUM 4.7CVE-2026-105118public PoC
OpenAM before 16.1.3 contains an open redirect vulnerability that allows unauthenticated attackers to redirect users by supplying an unverified id_token_hint to the /oauth2/connect/endSession endpoint. Attackers can name any realm client in a forged hint to re…
- MEDIUM 4.3CVE-2026-88078
Improper verification of cryptographic signature in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform spoofing over a network.
edge chromium
- MEDIUM 4.2CVE-2026-117549public PoC
@fastify/secure-session is a session plugin for Fastify that stores an encrypted session in a cookie. In versions 7.5.0 through 8.4.1, when the plugin is configured with the signed cookie option, it calls the cookie unsign routine but, when the signature check…
- LOW 3.7CVE-2026-121970
Pay with Vipps and MobilePay for WooCommerce (woo-vipps) before 6.4.1 contains an improper cryptographic signature verification vulnerability in the recurring-payment webhook handler that allows unauthenticated attackers to forge webhook requests when no local…
- LOW 3.7CVE-2026-118774public PoC
Forge (also called node-forge) is a native implementation of Transport Layer Security in JavaScript. Prior to 1.4.1, the affected implementation used certificate.verify(child), _verifySignature(), lib/x509.js to process the relevant input or security decision.…
forge
- LOW 3.7CVE-2026-103325
The TiendaCrypto para WooCommerce WordPress plugin through 1.2.1 does not correctly verify the authenticity of its payment webhook, validating the request signature against a key that is always empty, which allows unauthenticated attackers to forge webhook not…
- LOW 3.7CVE-2026-84918
Improper Verification of Cryptographic Signature vulnerability in Drupal Monobank payment API allows Signature Spoof. This issue affects Monobank payment API versions: from 0.0.0 to 1.0.3.
- LOW 3.1CVE-2026-65197
H3C HDM Family-A verifies the RSA signature of a firmware image against a public key it reads from the mutable file `/conf/public.pem`. That file is writable by an authenticated Redfish client through the `UpdateService.UploadSignKey` action, which stores the …
- UNSCOREDCVE-2026-122267public PoC
MinIO Signature V4 verification before RELEASE.2026-09-22T19-25-18Z accepts unsigned x-amz-* headers, letting a presigned PUT URL be escalated into a cross-bucket read.
- UNSCOREDCVE-2026-111062public PoC
russh is a Rust SSH client and server library. From version 0.34.0-beta.1 until version 0.64.0, its SSH server does not require the signature algorithm in a public-key authentication signature to match the algorithm named in the authentication request. A clien…
- UNSCOREDCVE-2026-119037
Business::GoCardless versions before 1.01 for Perl accept forged webhooks when a configured webhook secret is undef or empty. signature_valid uses each configured secret as the HMAC key, and nothing rejects undef or an empty string, both of which Digest::SHA …
- UNSCOREDCVE-2026-118559
Improper Verification of Cryptographic Signature vulnerability in Drupal Commerce Stripe allows Signature Spoof. This issue affects Commerce Stripe versions: from 0.0.0 to 1.4, from 2.0.0 to 2.2.3.
- UNSCOREDCVE-2026-118768public PoC
Botan is a C++ cryptography library. From 1.11.34 until 3.13.0, the botan ocsp_check command requested an OCSP response from a certificate's Authority Information Access URL without verifying the response signature or authorizing the signer. A malicious respon…
- UNSCOREDCVE-2026-110985
A Kafka broker using SASL/OAUTHBEARER with the default validator (sasl.oauthbearer.jwt.validator.class=DefaultJwtValidator) selects its implementation from configuration. When sasl.oauthbearer.jwks.endpoint.url is set, the validator verifies the JWT signature.…
- UNSCOREDCVE-2026-106078
A vulnerability allowing an unauthenticated attacker to bypass REST API authentication with a forged federation token and receive responses from REST API endpoints that do not call the Veeam Backup for Microsoft 365 backup service.
- UNSCOREDCVE-2026-65632public PoC
The jose library accepts ECDSA (ES256, ES256K, ES384, and ES512) JWS signatures of a non-canonical length. When verifying an ECDSA signature, jose_jwk_kty_ec:verify/4 in src/jwk/jose_jwk_kty_ec.erl splits the raw signature in half by its actual byte length (sp…
- UNSCOREDCVE-2026-89317public PoC
gose parsed the JWS `crit` header into `JwsHeader.Crit` and then never read it. RFC 7515 §4.1.11 requires a recipient to reject a JWS whose listed critical extension parameters it does not understand. gose implements no header extensions, so every token carryi…
- UNSCOREDCVE-2026-105869
Apache Pulsar's MultiRolesTokenAuthorizationProvider authorizes a client with all roles listed in a claim of its JSON Web Token (JWT). The provider is intended for use with token authentication, which verifies the token before authorization. The provider did n…
- UNSCOREDCVE-2026-106581
Before 4.92.0, Docker Desktop for Windows did not verify the signature of a package supplied to Docker Desktop Installer.exe install -package. An attacker able to provide a crafted package and convince a user to approve the Docker-signed UAC prompt could execu…
- UNSCOREDCVE-2026-71891public PoC
In Bouncy Castle for Java before 1.86, BLS12_381BasicScheme.keyValidate, and so BLSPublicKeyParameters and every BasicScheme, MessageAugmentation and ProofOfPossession verify and aggregateVerify that gate on it, accepted a public key built on a foreign ECCurve…
- UNSCOREDCVE-2026-71887public PoC
In Bouncy Castle for Java before 1.86, the high-level OpenPGP API accepted a data signature made by a signing subkey whose Subkey Binding signature carried no embedded Primary Key Binding (cross-certification) signature, in the case where that binding omits a …
- UNSCOREDCVE-2026-86326
An improper verification of cryptographic signature vulnerability exists in protocol gateways because the device does not properly verify the cryptographic authenticity of firmware images before installation. An attacker with high privileges and access to the …
- UNSCOREDCVE-2026-63571public PoC
Improper verification of cryptographic signature in the attribute certificate path validator (PkixAttrCertPathValidator, also used by PkixAttrCertPathBuilder) in Legion of the Bouncy Castle Inc. bc-csharp before 2.7.0 allows a remote attacker to have a forged …
- UNSCOREDCVE-2026-18397
This vulnerability enables unauthenticated remote code execution (RCE) on a victim's machine by exploiting a combination of cryptographic weaknesses and memory management issues in the SConnect native host component. The attack leverages an unrestricted messa…
- UNSCOREDCVE-2026-94212
Improper verification of cryptographic signature vulnerability in Apache APISIX. Any unauthenticated attacker could impersonate any user on every route protected by the saml-auth plugin under default configuration. This issue affects Apache APISIX: from 3.1…
- UNSCOREDCVE-2026-102508
Improper Verification of Cryptographic Signature and Improper Certificate Validation in the OPC UA driver of Apache PLC4X (PLC4J) allows an attacker in a network position between client and server to impersonate the OPC UA server and to read, forge or modify s…
- UNSCOREDCVE-2026-84465public PoC
Zammad is a web based open source helpdesk/customer support system. Prior to 7.1.2, when Zammad checks the digital signature on an incoming S/MIME-signed email, it does not verify that the signing certificate is genuinely trusted, it only checks whether a cert…
- UNSCOREDCVE-2026-61855public PoC
Zammad is a web based open source helpdesk/customer support system. In 7.0.3 and 7.1.1, under certain conditions, Zammad's verification of inbound PGP-signed email can mark a message as carrying a valid ("Good") PGP signature from a registered sender key, even…
- UNSCOREDCVE-2026-56727public PoC
Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.2, summary In Zammad's inbound PGP email processing, the return value of the gpg verification call was silently discarded. Regardless of whether gpg reported a valid, invalid, or …
- UNSCOREDCVE-2026-91187public PoC
Improper Verification of Cryptographic Signature vulnerability in dashbit nimble_zta allows an unauthenticated remote attacker to authenticate as an arbitrary Cloudflare service token. Applications using the Cloudflare Zero Trust authentication strategy are af…
- UNSCOREDCVE-2026-54581public PoC
mport is the MidnightBSD Package Manager. Prior to 2.7.8, the mport_fetch_bootstrap_index() function in libmport/fetch.c could return success when bootstrap index hash verification encountered a missing or invalid hash because the failure path did not preserve…
- UNSCOREDCVE-2026-78223public PoC
Improper Verification of Cryptographic Signature vulnerability in team-alembic AshAuthentication allows a caller of the token revocation action to neutralise a revocation or write arbitrary rows into the token resource. AshAuthentication.TokenResource.RevokeT…
- UNSCOREDCVE-2026-86585
The lack of signature verification of firmware update packages in VEO and VEO-XS Wi-Fi monitors, in versions prior to 01.48.001, allows an attacker who controls the delivery of an update to install unauthorised firmware.