{"id":"GO-2026-4639","summary":"Caddy forward_auth copy_headers allows Identity Injection and Privilege Escalation in github.com/caddyserver/caddy","details":"Caddy forward_auth copy_headers Does Not Strip Client-Supplied Headers, Allowing Identity Injection and Privilege Escalation in github.com/caddyserver/caddy","aliases":["CVE-2026-30851","GHSA-7r4p-vjf4-gxv4"],"modified":"2026-03-23T04:52:47.652974Z","published":"2026-03-10T18:28:25Z","database_specific":{"review_status":"REVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-4639"},"references":[{"type":"ADVISORY","url":"https://github.com/caddyserver/caddy/security/advisories/GHSA-7r4p-vjf4-gxv4"},{"type":"FIX","url":"https://github.com/caddyserver/caddy/pull/6608"},{"type":"FIX","url":"https://github.com/caddyserver/caddy/pull/7545"},{"type":"REPORT","url":"https://github.com/caddyserver/caddy/issues/6610"}],"affected":[{"package":{"name":"github.com/caddyserver/caddy/v2","ecosystem":"Go","purl":"pkg:golang/github.com/caddyserver/caddy/v2"},"ranges":[{"type":"SEMVER","events":[{"introduced":"2.10.0"},{"fixed":"2.11.2"}]}],"ecosystem_specific":{"imports":[{"symbols":["parseCaddyfile"],"path":"github.com/caddyserver/caddy/v2/modules/caddyhttp/reverseproxy/forwardauth"}]},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-4639.json"}}],"schema_version":"1.7.5"}