acseguin21/trust-boundary-ctf

PoC

Browser-based MCP CTF — OAuth token confusion and session isolation failure (CVE-2025-49596 pattern). DevTools only.

view exploit source poc_in_githubauthor acseguin21published 2026-04-10catalog poc_in_github

exploited CVEs (1)

Known CVEs related to this entry.

ID	severity	EPSS	exploitable	published
CVE-2025-49596US	—OT elevated	44.5% (99th)	Exploit	2025-06-13
The MCP inspector is a developer tool for testing and debugging MCP servers. Versions of MCP Inspector below 0.14.1 are vulnerable to remote code execution due to lack of authentic…

scry

Working exploits like this target internet-facing systems. See what is exposed on your perimeter with a free passive scan.