trust-boundary-ctf

🐘 Trust Boundary: MCP Session Isolation CTF The console reads Session Active. Every tool call succeeds. The admin OAuth token is in every response. Trust Boundary is a browser-based CTF lab built around a real session isolation failure in a locally-running MCP server. The vulnerability is not...

PT-2026-28570

Name of the Vulnerable Software and Affected Versions Handlebars versions 4.0.0 through 4.7.8 Description Handlebars allows users to build semantic templates. A flaw exists where the @partial-block special variable is stored in the template data context and is mutable from within a template via...