The GitHub Blog·Mar 12, 2025·21 min read·Peter Stöckli63Sign in as anyone: Bypassing SAML SSO authentication with parser differentialsCritical authentication bypass vulnerabilities were discovered in ruby-saml up to version 1.17.0. See how they were uncovered.SecurityRead original on github.blogDiscussion around the webHacker News312 · 124 💬Score breakdownTechnical depth85Practical value60Originality85Writing quality82Source reputation85Recency0External engagement35On-site engagement0NayaRead shows a summary and links to the original article. The full article is hosted on github.blog.