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PoC_CVE-2025-54887 — Proof of Concept for CVE-2025-54887 | Kitploit

GitHub/shinigami-777/poc_cve-2025-54887

Vulnerability Analysis Exploitation Web Security Cryptography Penetration Testing

shinigami-777/poc_cve-2025-54887

PoC_CVE-2025-54887

Proof of Concept for CVE-2025-54887

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1 year ago

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PoC_CVE-2025-54887

This repository contains Proof-of-Concept (PoC) exploit for CVE-2025-54887.

This is a vulnerability in ruby-jwe (version <= 1.1.0) where the authentication tag of encrypted JWEs can be brute forced, which may result in loss of confidentiality and provide ways to craft arbitrary JWEs.

Writeup: blog_link
Demonstration video: video_link