{"action":"Upgrade github.com/caddyserver/caddy/v2 to 2.11.1 or later.","affected":[{"fixed":"2.11.1","introduced":"0"}],"component":"github.com/caddyserver/caddy/v2","cve_ids":["CVE-2026-27585"],"ecosystem":"Go","epss":0.00367,"exploited":false,"fixed_versions":["2.11.1"],"ghsa_id":"GHSA-4xrr-hq4w-6vf4","id":"tcs_01M5KEXEQCMHRXPG4A7FNNH6ZF","modified_at":"2026-02-27T19:51:57Z","published_at":"2026-02-24T20:16:55Z","references":["https://osv.dev/vulnerability/GHSA-4xrr-hq4w-6vf4","https://github.com/caddyserver/caddy/security/advisories/GHSA-4xrr-hq4w-6vf4","https://nvd.nist.gov/vuln/detail/CVE-2026-27585","https://caddyserver.com/docs/caddyfile/directives#directive-order","https://github.com/caddyserver/caddy","https://github.com/caddyserver/caddy/blob/68d50020eef0d4c3398b878f17c8092ca5b58ca0/modules/caddyhttp/fileserver/matcher.go#L361","https://github.com/caddyserver/caddy/blob/68d50020eef0d4c3398b878f17c8092ca5b58ca0/modules/caddyhttp/fileserver/matcher.go#L398","https://github.com/caddyserver/caddy/releases/tag/v2.11.1","https://pkg.go.dev/vuln/GO-2026-4535"],"severity":{"label":"medium","score":6.5},"sources":[{"source":"osv","source_id":"GHSA-4xrr-hq4w-6vf4","url":"https://osv.dev/vulnerability/GHSA-4xrr-hq4w-6vf4"},{"source":"nvd","source_id":"CVE-2026-27585","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-27585"}],"summary":"Caddy: Improper sanitization of glob characters in file matcher may lead to bypassing security protections"}