{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-54685","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-06-15T22:53:58.561Z","datePublished":"2026-07-20T14:17:13.083Z","dateUpdated":"2026-07-21T15:31:49.570Z"},"containers":{"cna":{"title":"FileBrowser Quantum has Username Enumeration via Authentication Timing Side-Channel","problemTypes":[{"descriptions":[{"cweId":"CWE-208","lang":"en","description":"CWE-208: Observable Timing Discrepancy","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":5.3,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-7789-65hx-f26w","tags":["x_refsource_CONFIRM"],"url":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-7789-65hx-f26w"},{"name":"https://github.com/gtsteffaniak/filebrowser/commit/af08800667b874620edc6f44c3e2e64fec7abd85","tags":["x_refsource_MISC"],"url":"https://github.com/gtsteffaniak/filebrowser/commit/af08800667b874620edc6f44c3e2e64fec7abd85"},{"name":"https://github.com/gtsteffaniak/filebrowser/releases/tag/v1.3.2-beta","tags":["x_refsource_MISC"],"url":"https://github.com/gtsteffaniak/filebrowser/releases/tag/v1.3.2-beta"}],"affected":[{"vendor":"gtsteffaniak","product":"filebrowser","versions":[{"version":"< 1.3.2-beta","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-20T14:19:45.686Z"},"descriptions":[{"lang":"en","value":"FileBrowser Quantum is a free, self-hosted, web-based file manager. Prior to version 1.3.2-beta, the `/api/auth/login` authentication endpoint does not execute in constant time. When a non-existent username is supplied, the server returns a `401`/`403` response almost immediately. When a valid username is provided, the server performs a bcrypt password comparison, causing a measurable delay in the response time. Version 1.3.2-beta patches the issue."}],"source":{"advisory":"GHSA-7789-65hx-f26w","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-7789-65hx-f26w","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-21T15:30:56.605410Z","id":"CVE-2026-54685","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-07-21T15:31:49.570Z"}}]}}