PyJWT Critical Header Validation Bypass  – Authentication Bypass PoC
🌍 Web Vulnerabilities Intermediate Web CVE-2026-32597

PyJWT Critical Header Validation Bypass – Authentication Bypass PoC

A vulnerability in PyJWT versions prior to 2.12.0 allows JSON Web Tokens containing unknown critical header parameters to be accepted instead of rejected. This issue can lead to authentication bypass or security policy circumvention in applications relying on strict JWT validation.

Mar 14, 2026 4 min read Security Bypass / Patch
#jwt #cybersecurity #python security #exploit
WordPress User Registration Plugin ≤ 4.1.2 Authentication Bypass (CVE-2025-2594) – Exploit PoC
🌍 Web Vulnerabilities Intermediate Web CVE-2025-2594

WordPress User Registration Plugin ≤ 4.1.2 Authentication Bypass (CVE-2025-2594) – Exploit PoC

A vulnerability in the WordPress User Registration & Membership plugin allows attackers to bypass authentication by abusing a vulnerable AJAX endpoint. This article demonstrates a proof-of-concept exploit targeting versions 4.1.2 and earlier.

May 22, 2025 1 min read Security Bypass / Patch
#cybersecurity #exploit #authentication bypass #wordpress plugin vulnerability