1957 matches found
CVE-2026-28802
Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application co...
UBUNTU-CVE-2026-28802
Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application co...
CVE-2026-28802 Authlib: Setting `alg: none` and a blank signature appears to bypass signature verification
Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application co...
CVE-2026-28802 Authlib: Setting `alg: none` and a blank signature appears to bypass signature verification
Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application co...
CVE-2026-28802
Authlib is a Python library which builds OAuth and OpenID Connect servers. From version 1.6.5 to before version 1.6.7, previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application co...
CVE-2026-28802
CVE-2026-28802 affects the Python package Authlib, which builds OAuth/OpenID Connect servers. The issue occurs in versions 1.6.5 through before 1.6.7, where tests involving a malicious JWT with alg: none and an empty signature could pass the signature verification step without code changes when a...
CVE-2026-29000
pac4j-jwt versions prior to 4.5.9, 5.7.9, and 6.3.3 contain an authentication bypass vulnerability in JwtAuthenticator when processing encrypted JWTs that allows remote attackers to forge authentication tokens. Attackers who possess the server's RSA public key can create a JWE-wrapped PlainJWT wi...
PT-2026-41143
Name of the Vulnerable Software and Affected Versions Portainer Community Edition versions 2.33.0 through 2.33.7 Portainer Community Edition versions 2.39.0 through 2.39.1 Portainer Community Edition versions prior to 2.41.0 Description The authentication middleware accepts JSON Web Tokens JWT...
Authlib 数据伪造问题漏洞
Authlib is an open-source library developed by Authlib developers, designed as a ultimate Python library for building OAuth and OpenID Connect servers. Versions of Authlib from 1.6.5 to 1.6.7 had a data manipulation vulnerability. This vulnerability occurred when malicious JWTs containing alg: no...
OliveTin 数据伪造问题漏洞
OliveTin is an open-source web application developed by OliveTin. Versions of OliveTin prior to 3.00.11.1 had a data manipulation vulnerability. This vulnerability stemmed from the lack of enforcing the audience value during JWT authentication configuration, which could lead to authentication usi...
User Impersonation
Overview Affected versions of this package are vulnerable to User Impersonation in the authentication process when JWT tokens are parsed without enforcing the audience claim in certain configurations. An attacker can gain unauthorized access by presenting a validly signed JWT token with an...
OliveTin has JWT Audience Validation Bypass in Local Key and HMAC Modes
Summary When JWT authentication is configured using either: - authJwtPubKeyPath local RSA public key, or - authJwtHmacSecret HMAC secret, the configured audience value authJwtAud is not enforced during token parsing. As a result, validly signed JWT tokens with an incorrect aud claim are accepted...
Exploit for CVE-2026-29000
CVE-2026-29000: pac4j-jwt JwtAuthenticator authentication bypa...
PT-2026-23613
Name of the Vulnerable Software and Affected Versions OliveTin versions prior to 3000.11.1 Description OliveTin allows access to predefined shell commands from a web interface. When JWT authentication is configured using a local RSA public key authJwtPubKeyPath or an HMAC secret authJwtHmacSecret...
CVE-2026-29000
pac4j-jwt versions prior to 4.5.9, 5.7.9, and 6.3.3 contain an authentication bypass vulnerability in JwtAuthenticator when processing encrypted JWTs that allows remote attackers to forge authentication tokens. Attackers who possess the server's RSA public key can create a JWE-wrapped PlainJWT wi...
CVE-2026-29000
CVE-2026-29000 affects pac4j-jwt versions prior to 4.5.9, 5.7.9, and 6.3.3. The issue is an authentication bypass in JwtAuthenticator when handling encrypted JWTs, enabling an attacker who has the server’s RSA public key to forge a JWE-wrapped PlainJWT with arbitrary subject and role claims. This...
Improper Verification of Cryptographic Signature
Overview authlib is a library in building OAuth and OpenID Connect servers. Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in jwt.decode, which accepts alg: none. An attacker can gain unauthorized access, escalate privileges, or modify...
Authlib: Setting `alg: none` and a blank signature appears to bypass signature verification
Summary After upgrading the library from 1.5.2 to 1.6.0 and the latest 1.6.5 it was noticed that previous tests involving passing a malicious JWT containing alg: none and an empty signature was passing the signature verification step without any changes to the application code when a failure was...
CVE-2025-15598
A vulnerability was found in Dataease SQLBot up to 1.5.1. This impacts the function validateEmbedded of the file backend/apps/system/middleware/auth.py of the component JWT Token Handler. Performing a manipulation results in improper verification of cryptographic signature. The attack can be...