{"vulnerability": "CVE-2026-52845", "sightings": [{"uuid": "0eafd9bc-c873-4dc6-8fb1-3af3a4eab02e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-52845", "type": "published-proof-of-concept", "source": "https://github.com/caddyserver/caddy/security/advisories/GHSA-f59h-q822-g45g", "content": "", "creation_timestamp": "2026-06-08T22:25:00.000000Z"}, {"uuid": "cf657ec4-1c44-4481-ac92-9431050676b4", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-52845", "type": "seen", "source": "https://bsky.app/profile/cve.skyfleet.blue/post/3moya4fjjjv2t", "content": "CVE-2026-52845 - Caddy: FastCGI header normalization bypass in `forward_auth copy_headers`\nCVE ID : CVE-2026-52845\n \n Published : June 23, 2026, 5:52 p.m. | 1\u00a0hour, 52\u00a0minutes ago\n \n Description : Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4...", "creation_timestamp": "2026-06-23T20:22:31.379265Z"}, {"uuid": "0bdd9165-d404-4a89-bee7-08035a975e9e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-52845", "type": "seen", "source": "https://bsky.app/profile/cyberhub.blog/post/3mrbij277pi2s", "content": "\ud83d\udccc CVE-2026-52845 - Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4, forward_auth copy_headers deletes the exact client-supplied identity... https://www.cyberhub.blog/cves/CVE-2026-52845", "creation_timestamp": "2026-07-22T23:37:07.052722Z"}]}