{"uuid": "f4f038e8-b6fc-4f26-8b95-f6978fd34967", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-18504", "type": "seen", "source": "https://bsky.app/profile/ulisesgascon.com/post/3mtf2btwvfs2o", "content": "\ud83d\udea8 Medium-severity security fix in fastify@5.12.1 just released!\n\nPatches CVE-2026-18504. fastify vulnerable to schema validation bypass via root primitive coercion mismatch.\n\ngithub.com/fastify/fast...", "creation_timestamp": "2026-08-18T20:23:37.249525Z"}