EUVD-2026-71448

PowerJob Server version 5.1.2 and likely earlier uses a predictable JWT signing key for HS256-based authentication. This allows a remote attacker to execute arbitrary code...

CVE-2026-75431

PowerJob Server version 5.1.2 (and likely earlier) suffers from a predictable JWT signing key used for HS256-based authentication, allowing a remote attacker with no prior access to forge valid tokens and execute arbitrary code . The vulnerability is rated CVSS 9.1 (Critical) with high confidenti...

Important: Red Hat Security Advisory: Satellite 6.16.13 Async Update

An update is now available for Red Hat Satellite 6.16 for RHEL 8 and RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

ruby-jwt: ruby-jwt: Authentication bypass due to empty key in HMAC verification

A flaw was found in ruby-jwt, a Ruby implementation of the RFC 7519 OAuth JSON Web Token JWT standard. A remote attacker can exploit this vulnerability by crafting a malicious token that is accepted due to an empty key being used in the HMAC Hash-based Message Authentication Code digest calculati...

ruby-jwt: ruby-jwt: Authentication bypass due to empty key in HMAC verification

A flaw was found in ruby-jwt, a Ruby implementation of the RFC 7519 OAuth JSON Web Token JWT standard. A remote attacker can exploit this vulnerability by crafting a malicious token that is accepted due to an empty key being used in the HMAC Hash-based Message Authentication Code digest calculati...

Important: Red Hat Security Advisory: Satellite 6.17.11 Async Update

A new release is now available for Red Hat Satellite 6.17 for RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ruby-jwt: ruby-jwt: Authentication bypass due to empty key in HMAC verification

A flaw was found in ruby-jwt, a Ruby implementation of the RFC 7519 OAuth JSON Web Token JWT standard. A remote attacker can exploit this vulnerability by crafting a malicious token that is accepted due to an empty key being used in the HMAC Hash-based Message Authentication Code digest calculati...

ruby-jwt: ruby-jwt: Authentication bypass due to empty key in HMAC verification

A flaw was found in ruby-jwt, a Ruby implementation of the RFC 7519 OAuth JSON Web Token JWT standard. A remote attacker can exploit this vulnerability by crafting a malicious token that is accepted due to an empty key being used in the HMAC Hash-based Message Authentication Code digest calculati...

jwt-reauth

JWT Re-auth Burp plugin to cache authentication tokens from an "auth" URL, and then add them as headers on all requests going to a certain scope. Features The plugin allows settings to be sent to it via context menus from various menus. This includes using an entire captured request to acquire ne...

CVE-2026-85391

Peppermint through 0.5.5 contains a hardcoded JWT signing secret in docker-compose.yml that allows unauthenticated attackers to forge session tokens for any account. Attackers can use the published secret to mint valid tokens for arbitrary user IDs and access protected endpoints without credentia...

EUVD-2026-70668

Peppermint through 0.5.5 contains a hardcoded JWT signing secret in docker-compose.yml that allows unauthenticated attackers to forge session tokens for any account. Attackers can use the published secret to mint valid tokens for arbitrary user IDs and access protected endpoints without credentia...

CVE-2026-85391 Peppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.yml

Peppermint through 0.5.5 contains a hardcoded JWT signing secret in docker-compose.yml that allows unauthenticated attackers to forge session tokens for any account. Attackers can use the published secret to mint valid tokens for arbitrary user IDs and access protected endpoints without credentia...

CVE-2026-85391

Peppermint through version 0.5.5 contains a hardcoded JWT signing secret in docker-compose.yml, also referenced in apps/api/src/lib/jwt.ts. This allows unauthenticated attackers to forge session tokens for arbitrary user IDs and access protected endpoints without valid credentials. The vulnerabil...

CVE-2026-85391 Peppermint through 0.5.5 Use of Hard-coded JWT Signing Secret in docker-compose.yml

Peppermint through 0.5.5 contains a hardcoded JWT signing secret in docker-compose.yml that allows unauthenticated attackers to forge session tokens for any account. Attackers can use the published secret to mint valid tokens for arbitrary user IDs and access protected endpoints without credentia...

CVE-2026-21003-JWT-none-Algorithm-Bypass-via-kid-Header-Omission

CVE-2026-21003 – JWT "none" Algorithm Bypass via kid Header Omission Program Code Node.js root@kitploit: // jwtverifyserver.js - Vulnerable JWT verification const jwt = require'jsonwebtoken'; const express = require'express'; const app = express; app.useexpress.json; const publicKey = -----BEGIN...

CVE-2026-55040-Mass-Exploit

JWT Token Bypass Exploit for Microsoft SharePoint CVE-2026-55040, CVSS 9.1. Forge authentication tokens using three attack vectors: Algorithm "none" skips signature verification Weak HS256 secrets with brute-force dictionary support RS256 key substitution Impersonate any user including...

CVE-2026-29000

CVE-2026-29000 CVE-2026-29000: Critical Authentication Bypass in pac4j-jwt - Using Only a Public Key CVSS 10 pac4j-jwt Authentication Bypass Exploit CVE-2026-29000 Vulnerability Summary CVE-2026-29000 is a critical authentication bypass in the pac4j-jwt library versions 6.0.3 and below. When the...

CVE-2026-21858

CVE-2026-21858 + CVE-2025-68613 - n8n RCE Exploit Unauthenticated RCE chain for n8n 1.121.0 CVSS 10.0 Attack Chain 1. CVE-2026-21858 - Content-Type confusion → read /home/node/.n8n/config and database.sqlite 2. Extract encryption key and admin credentials from files 3. Forge admin JWT token 4...

CVE-2026-29000-Lab

CVE-2026-29000 — pac4j-jwt Library-Level PoC Lab TL;DR This repository contains a library-level PoC for CVE-2026-29000 in pac4j-jwt. It compares vulnerable and patched behavior with two cases: Baseline : a legitimate token should be accepted Attack : a forged token should be accepted on vulnerabl...

CVE-2026-29000

CVE-2026-29000: pac4j-jwt Authentication Bypass POC This repository contains a proof-of-concept POC for an authentication bypass vulnerability in pac4j-jwt CVE-2026-29000. The vulnerability allows an attacker to bypass signature verification by nesting a PlainJWT using alg: none inside a JWE JSON...