{"id":"CVE-2026-52844","sourceIdentifier":"security-advisories@github.com","published":"2026-06-23T18:18:05.137","lastModified":"2026-10-25T23:10:00.167","vulnStatus":"Analyzed","cveTags":[],"descriptions":[{"lang":"en","value":"Caddy is an extensible server platform that uses TLS by default. Prior to 2.11.4, on Windows, Caddy path matchers treat /private\\secret.txt as outside /private/*, but file_server later resolves the same request path as private\\secret.txt on disk. An unauthenticated remote client can bypass Caddy path-scoped auth/deny routes protecting /private/*. This vulnerability is fixed in 2.11.4."},{"lang":"es","value":"Caddy es una plataforma de servidor extensible que usa TLS por defecto. Antes de la versión 2.11.4, en Windows, los emparejadores de rutas de Caddy tratan /private\\secret.txt como fuera de /private/*, pero file_server luego resuelve la misma ruta de solicitud como private\\secret.txt en el disco. Un cliente remoto no autenticado puede eludir las rutas de auth/deny con ámbito de ruta de Caddy que protegen /private/*. Esta vulnerabilidad se corrige en la versión 2.11.4."}],"affected":[{"source":"security-advisories@github.com","affectedData":[{"vendor":"caddyserver","product":"caddy","versions":[{"version":"< 2.11.4","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"security-advisories@github.com","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","baseScore":7.5,"baseSeverity":"HIGH","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":3.6}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-06-23T20:05:58.401415Z","id":"CVE-2026-52844","options":[{"exploitation":"poc"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"security-advisories@github.com","type":"Secondary","description":[{"lang":"en","value":"CWE-22"},{"lang":"en","value":"CWE-284"}]}],"configurations":[{"operator":"AND","nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:caddyserver:caddy:*:*:*:*:*:*:*:*","versionEndExcluding":"2.11.4","matchCriteriaId":"6CC2FFA3-3F35-452A-A0B6-C1B66C0C73E6"}]},{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":false,"criteria":"cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*","matchCriteriaId":"A2572D17-1DE6-457B-99CC-64AFD54487EA"}]}]}],"references":[{"url":"https://github.com/caddyserver/caddy/security/advisories/GHSA-qrp7-cvwr-j2c6","source":"security-advisories@github.com","tags":["Third Party Advisory","Exploit"]},{"url":"https://github.com/caddyserver/caddy/security/advisories/GHSA-qrp7-cvwr-j2c6","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":["Third Party Advisory","Exploit"]}]}