jwt_tool

JSON Web Token 工具包 v2 jwttool.py 是一个用于验证、伪造、扫描和篡改 JWT（JSON Web Token）的工具包。 其功能包括： 检查令牌的有效性 测试已知漏洞利用： CVE-2015-2951 alg=none 签名绕过漏洞 CVE-2016-10555 RS/HS256 公钥不匹配漏洞 CVE-2018-0114 密钥注入 漏洞 CVE-2019-20933/CVE-2020-28637 空白密码 漏洞 CVE-2020-28042 空签名 漏洞 CVE-2022-21449 Psychic Signature ECDSA 漏洞 扫描错误配置或已知弱...

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

Glitch Matrix Hacker 🚨 CVE-2026-45156 🚨 Vulnerabilidad de Omisión de Firma JWT ID4me en useroidc de Nextcloud Explotación de Prueba de Concepto PoC Totalmente Automatizada para la Toma de Control Administrativo. 📖 La Historia Detrás de cada CVE hay una historia. Este se encontró a las 2 AM en una...

CVE-2026-29000

CVE-2026-29000: pac4j JWT 认证绕过 PoC 概念验证 用于 CVE-2026-29000 - pac4j JWT 实现中的一个严重认证绕过漏洞，允许攻击者在没有有效签名的情况下伪造管理员令牌。 ⚠️ 免责声明 此工具仅用于教育和授权安全测试目的。作者对任何滥用、损坏或非法使用此漏洞利用不承担任何责任。 未经授权访问计算机系统在大多数司法管辖区是非法的 用户必须获得明确的书面许可 才能进行测试 作者对因滥用此工具而产生的任何后果概不负责 这是一个安全研究和教育工具 - 请合乎道德且合法地使用 📋 漏洞概述 该漏洞利用了 pac4j JWT...

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...

CVE-2026-29000-pac4j-jwt

pac4j-jwe-forge CVE-2026-29000 Prueba de concepto para CVE-2026-29000. Afecta a versiones de pac4j-jwt anteriores a 4.5.9, 5.7.9 y 6.3.3. La vulnerabilidad es sencilla: la librería acepta un PlainJWT sin firmar, alg=none siempre que esté envuelto dentro de un JWE válido. Dado que el servidor expo...

CVE-2026-29000

Generador de Exploit CVE-2026-29000 Rust Este repositorio contiene una implementación especializada en Rust para explotar CVE-2026-29000, una vulnerabilidad de omisión de autenticación en pac4j-jwt. La vulnerabilidad se origina en una "Omisión de Validación de Firma" cuando un PlainJWT alg: none...

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 数据伪造问题漏洞

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...

CVE-2020-15957

CVE-2020-15957 affects DP3T-Backend-SDK before 1.1.1. When configured to check JWTs before uploading/publishing keys, an attacker can bypass the signature check by supplying a JWT with alg=none, enabling potential unauthorized key publishing or forgery. The connected documents confirm the same de...

CVE-2019-19324

Xmidt cjwt through 1.0.1 before 2019-11-25 maps unsupported algorithms to alg=none, which sometimes leads to untrusted accidental JWT acceptance...

CVE-2019-19324

Xmidt cjwt (C library) before 2019-11-25 and version 1.0.1 and earlier maps unsupported JWT algorithms to alg=none, which can lead to untrusted accidental JWT acceptance. Affected component: Xmidt cjwt; root cause: permissive/incorrect handling of algorithm values; impact: potential for accepting...