23 matches found
CVE-2026-29000-pac4j-jwt
pac4j-jwe-forge CVE-2026-29000 Proof-of-concept for CVE-2026-29000. Targets pac4j-jwt versions prior to 4.5.9, 5.7.9, and 6.3.3. The vulnerability is straightforward: the library accepts a PlainJWT unsigned, alg=none as long as it's wrapped inside a valid JWE. Since the server exposes its RSA...
CVE-2026-29000
CVE-2026-29000 Exploit Generator Rust This repository contains a specialized Rust implementation for exploiting CVE-2026-29000, an authentication bypass vulnerability in pac4j-jwt. The vulnerability stems from a "Signature Validation Skip" when a PlainJWT alg: none is nested within an encrypted J...
CVE-2026-29000
JWT/JWE Authentication Bypass PoC A Proof-of-Concept PoC script demonstrating an authentication bypass vulnerability using JSON Web Tokens JWT and JSON Web Encryption JWE. This tool exploits environments that improperly validate token algorithms by accepting unverified JWTs alg: none wrapped insi...
jwt_tool
El kit de herramientas JSON Web Token v2 jwttool.py es un kit de herramientas para validar, forjar, escanear y manipular JWTs JSON Web Tokens. Su funcionalidad incluye: Comprobar la validez de un token Probar exploits conocidos: CVE-2015-2951 La vulnerabilidad de omisiรณn de firma alg=none...
jwt_tool
The JSON Web Token Toolkit v2 jwttool.py is a toolkit for validating, forging, scanning and tampering JWTs JSON Web Tokens. Its functionality includes: Checking the validity of a token Testing for known exploits: CVE-2015-2951 The alg=none signature-bypass vulnerability CVE-2016-10555 The RS/HS25...
CVE-2026-45156-POC
Hacker Matrix Glitch ๐จ CVE-2026-45156 ๐จ Nextcloud useroidc ID4me JWT Signature Bypass Fully Automated Proof of Concept PoC Exploit for Admin Takeover. ๐ The Story Behind every CVE, there's a story. This one was found at 2 AM on a cold winter night, fueled by a breakup mashup on loop. Read the ful...
CVE-2026-29000
CVE-2026-29000: pac4j JWT Authentication Bypass PoC Proof of Concept for CVE-2026-29000 - A critical authentication bypass vulnerability in pac4j JWT implementation that allows attackers to forge admin tokens without a valid signature. โ ๏ธ DISCLAIMER This tool is provided for educational and...
CVE-2026-59163
Mnemosyne is a memory layer for artificial intelligence agents. Prior to v3.10.1, the auth check in mnemosyne/core/syncserver.py parsed the JWT's header and payload using base64 decoding, then passed the token to a jwt library call with options that effectively disabled signature verification. Th...
CVE-2026-59163 Mnemosyne has JWT signature verification bypass sync server that allows authentication bypass
Mnemosyne is a memory layer for artificial intelligence agents. Prior to v3.10.1, the auth check in mnemosyne/core/syncserver.py parsed the JWT's header and payload using base64 decoding, then passed the token to a jwt library call with options that effectively disabled signature verification. Th...
CVE-2026-59163 Mnemosyne has JWT signature verification bypass sync server that allows authentication bypass
Mnemosyne is a memory layer for artificial intelligence agents. Prior to v3.10.1, the auth check in mnemosyne/core/syncserver.py parsed the JWT's header and payload using base64 decoding, then passed the token to a jwt library call with options that effectively disabled signature verification. Th...
CVE-2026-59163
Mnemosyne is a memory layer for AI agents. Prior to v3.10.1 , the authentication check in mnemosyne/core/sync_server.py parsed the JWT header and payload via base64 decoding and then passed the token to a jwt library call with options that effectively disabled signature verification , allowing th...
CVE-2026-59163 Mnemosyne has JWT signature verification bypass sync server that allows authentication bypass
Mnemosyne is a memory layer for artificial intelligence agents. Prior to v3.10.1, the auth check in mnemosyne/core/syncserver.py parsed the JWT's header and payload using base64 decoding, then passed the token to a jwt library call with options that effectively disabled signature verification. Th...
CVE-2026-59163: Improper Verification of Cryptographic Signature
Mnemosyne is a memory layer for artificial intelligence agents. Prior to v3.10.1, the auth check in mnemosyne/core/syncserver.py parsed the JWT's header and payload using base64 decoding, then passed the token to a jwt library call with options that effectively disabled signature verification. Th...
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...
GHSA-7WC2-QXGW-G8GG 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...
Parse Server ๆฐๆฎไผช้ ้ฎ้ขๆผๆด
Parse Server is an open-source backend developed by the Parse Platform. It can be deployed on any infrastructure that runs Node.js. Versions of Parse Server prior to 8.6.3 and 9.1.1-alpha.4 contained a data manipulation vulnerability. This vulnerability stemmed from an unverified attacker being...
CVE-2025-61152
python-jose thru 3.3.0 allows JWT tokens with 'alg=none' to be decoded and accepted without any cryptographic signature verification. A malicious actor can craft a forged token with arbitrary claims e.g., isadmin=true and bypass authentication checks, leading to privilege escalation or unauthoriz...
DEBIAN-CVE-2025-61152
python-jose thru 3.3.0 allows JWT tokens with 'alg=none' to be decoded and accepted without any cryptographic signature verification. A malicious actor can craft a forged token with arbitrary claims e.g., isadmin=true and bypass authentication checks, leading to privilege escalation or unauthoriz...
PT-2025-41563
Name of the Vulnerable Software and Affected Versions python-jose versions through 3.3.0 Description The software accepts JWT tokens with 'alg=none' without cryptographic signature verification. This allows a malicious actor to create forged tokens with arbitrary claims, potentially bypassing...
CVE-2020-15957
An issue was discovered in DP3T-Backend-SDK before 1.1.1 for Decentralised Privacy-Preserving Proximity Tracing DP3T. When it is configured to check JWT before uploading/publishing keys, it is possible to skip the signature check by providing a JWT token with alg=none...