PT-2026-44397

Name of the Vulnerable Software and Affected Versions PyJWT versions 2.8.0 through 2.12.1 Description When verifying detached JWS tokens using the unencoded-payload option "b64": false, RFC 7797, the software performs Base64URL decoding of the compact-serialization payload segment before enforcin...

PT-2026-44398

Name of the Vulnerable Software and Affected Versions PyJWT versions prior to 2.13.0 Description PyJWT is a JSON Web Token implementation in Python. When the verifier decodes JSON Web Tokens while supporting both asymmetric and HMAC algorithms, the library fails to validate the use of JSON Web Ke...

pyjwt 代码问题漏洞

PyJWT is a Python library developed by José Padilla of the United States. It allows for the encoding and decoding of JSON Web Tokens JWTs. Prior to version 2.13.0, there were code vulnerabilities in PyJWT. These vulnerabilities stemmed from PyJWKClient directly passing the uri parameter to...

pyjwt 数据伪造问题漏洞

pyjwt is a Python library developed by José Padilla of the United States. It allows for the encoding and decoding of JSON Web Tokens JWTs. Prior to version 2.13.0, pyjwt had a data manipulation vulnerability. This vulnerability stemmed from the fact that the verifier supported both asymmetric and...

PT-2026-44396

Name of the Vulnerable Software and Affected Versions PyJWT versions prior to 2.13.0 Description PyJWT is a JSON Web Token implementation in Python. The get signing key function in PyJWKClient forces a new HTTP request to the JWKS endpoint for every JWT containing an unknown kid value, without...

pyjwt 安全漏洞

pyjwt is a Python library developed by José Padilla from the United States. It allows for the encoding and decoding of JSON Web Tokens JWTs. Prior to version 2.13.0, pyjwt had a security vulnerability. This vulnerability stemmed from the function PyJWKClient.getsigningkey, which forced each JWT...

Casdoor 安全漏洞

Casdoor is an open-source platform developed by Casdoor that supports various authentication and authorization protocols. Versions of Casdoor prior to 2.362.0 contained security vulnerabilities. These vulnerabilities stemmed from a cross-organizational token exchange issue. The...

PT-2026-55346

Casdoor versions 2.362.0 and earlier do not verify that a JWT used for token exchange is still active. The GetTokenExchangeToken function in object/token oauth.go validates the JWT signature and parses its claims, but never queries the Token table to verify whether the subject token has been...

Casdoor 安全漏洞

Casdoor is an open-source platform developed by Casdoor that supports various authentication and authorization protocols. Versions of Casdoor prior to 2.362.0 contained security vulnerabilities. These vulnerabilities stemmed from failing to verify whether the JWT used for token exchange was still...

RHEL 9 : fence-agents (RHSA-2026:21431)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:21431 advisory. The fence-agents packages provide a collection of scripts for handling remote power management for cluster devices. They allow failed or...

pyjwt: PyJWT accepts unknown `crit` header extensions (RFC 7515 §4.1.11 MUST violation)

A missing verification step has been discovered in PyJWT. PyJWT does not validate the crit Critical Header Parameter defined in RFC 7515 §4.1.11. When a JWS token contains a crit array listing extensions that PyJWT does not understand, the library accepts the token instead of rejecting it. This...

CVE-2026-44720 OpenLearnX: Critical Authentication Bypass via JWT Signature Verification Disabled Leading to Account Takeover

OpenLearnX is an open-source, decentralized learning and assessment platform. Prior to 2.0.4, a critical authentication vulnerability was identified in OpenLearnX that could allow unauthorized access to user accounts under specific conditions. This vulnerability is fixed in 2.0.4...

CVE-2026-41164

nuts-node is the reference implementation of the Nuts specification. Prior to 6.2.3 and 5.4.31, the v1 access token introspection endpoint /auth/v1/introspectaccesstoken accepts any JWT signed by a key present on the node, without validating the JWT type, issuer-to-key binding, or required claims...

CVE-2026-47202

Kavita is a cross platform reading server. Prior to 0.9.0.2, an Improper Token validation flaw permits a remote and unauthenticated threat actor to request a JWT for any user including admins given knowledge of their username. This vulnerability is fixed in 0.9.0.2...

CVE-2026-9704

A flaw was found in Keycloak. An authenticated user with low privileges can exploit this vulnerability by sending an oversized subjecttoken JSON Web Token JWT to the TokenEndpoint. When the token exceeds a 4000-character limit, it is silently dropped, causing the system to fall back to client...

CVE-2026-9704 Keycloak: keycloak: privilege escalation due to oversized subject_token jwt

A flaw was found in Keycloak. An authenticated user with low privileges can exploit this vulnerability by sending an oversized subjecttoken JSON Web Token JWT to the TokenEndpoint. When the token exceeds a 4000-character limit, it is silently dropped, causing the system to fall back to client...

CVE-2026-44985

Dozzle is a realtime log viewer for docker containers. Prior to 10.5.2, he WebSocket upgrader for the /exec and /attach endpoints uses CheckOrigin: funcr http.Request bool return true , accepting upgrade requests from any origin. Combined with the JWT cookie using SameSite: Lax, this enables...

EUVD-2026-32017

Dozzle is a realtime log viewer for docker containers. Prior to 10.5.2, he WebSocket upgrader for the /exec and /attach endpoints uses CheckOrigin: funcr http.Request bool return true , accepting upgrade requests from any origin. Combined with the JWT cookie using SameSite: Lax, this enables...

CVE-2026-47202

Kavita is a cross platform reading server. Prior to 0.9.0.2, an Improper Token validation flaw permits a remote and unauthenticated threat actor to request a JWT for any user including admins given knowledge of their username. This vulnerability is fixed in 0.9.0.2...

CVE-2026-41164

The CVE concerns nuts-node, the reference implementation of the Nuts spec. Prior to versions 6.2.3 (and 5.4.31 for the 5.x branch), the v1 access token introspection endpoint (/auth/v1/introspect_access_token) validates only standard JWTs, and does not enforce Nuts-specific checks such as JWT typ...