The Fragile Lock: Novel Bypasses For SAML Authentication
Researcher **Published:** 10 December 2025 at 12:32 UTC **Updated:** 10 December 2025 at 12:37 UTC This post shows how to achieve a full authentication bypass in the Ruby and PHP SAML ecosystem by exploiting several parser-level inconsistencies: including attribute pollution, namespace confusion, and a new class of Void Canonicalization attacks. […]
