https://vulnerability.circl.lu/sightings/feed 2026-07-30T16:42:36.469360+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent sightings. https://vulnerability.circl.lu/sighting/feade581-b2be-4ef2-8950-fd2a58037a56/export 2026-07-30T16:42:36.489736+00:00 Joseph Lee https://cve.circl.lu/user/syspect {"uuid": "feade581-b2be-4ef2-8950-fd2a58037a56", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-67431", "type": "published-proof-of-concept", "source": "https://github.com/modelcontextprotocol/ruby-sdk/security/advisories/GHSA-5p9g-j988-pcwv", "content": "", "creation_timestamp": "2026-07-30T16:35:20.729425Z"} 2026-07-30T16:35:20.729425+00:00 https://vulnerability.circl.lu/sighting/706fbabc-bd15-4add-9819-b116f1bc6170/export 2026-07-30T16:42:36.492084+00:00 Automation user https://cve.circl.lu/user/automation {"uuid": "706fbabc-bd15-4add-9819-b116f1bc6170", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-67431", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3mrsu6t2mfx2q", "content": "CVE-2026-67431 - MCP Ruby SDK: Ruby SSE Session Poisoning\nCVE ID : CVE-2026-67431\n \n Published : July 29, 2026, 8:17 p.m. | 26\u00a0minutes ago\n \n Description : MCP Ruby SDK is the official Ruby SDK for Model Context Protocol servers and clients. Prior to 0.23.0, MCP::Server::Trans...", "creation_timestamp": "2026-07-29T21:21:23.968372Z"} 2026-07-29T21:21:23.968372+00:00