{"api_version":"1","generated_at":"2026-07-23T16:46:32+00:00","cve":"CVE-2026-54685","urls":{"html":"https://cve.report/CVE-2026-54685","api":"https://cve.report/api/cve/CVE-2026-54685.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-54685","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-54685"},"summary":{"title":"FileBrowser Quantum has Username Enumeration via Authentication Timing Side-Channel","description":"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.","state":"PUBLISHED","assigner":"GitHub_M","published_at":"2026-07-20 15:16:43","updated_at":"2026-07-22 20:50:36"},"problem_types":["CWE-208","CWE-208 CWE-208: Observable Timing Discrepancy"],"metrics":[{"version":"3.1","source":"security-advisories@github.com","type":"Secondary","score":"5.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"5.3","severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","data":{"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":[{"url":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-7789-65hx-f26w","name":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-7789-65hx-f26w","refsource":"134c704f-9b21-4f2e-91b3-4a467353bcc0","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/gtsteffaniak/filebrowser/releases/tag/v1.3.2-beta","name":"https://github.com/gtsteffaniak/filebrowser/releases/tag/v1.3.2-beta","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://github.com/gtsteffaniak/filebrowser/commit/af08800667b874620edc6f44c3e2e64fec7abd85","name":"https://github.com/gtsteffaniak/filebrowser/commit/af08800667b874620edc6f44c3e2e64fec7abd85","refsource":"security-advisories@github.com","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-54685","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-54685","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"gtsteffaniak","product":"filebrowser","version":"affected < 1.3.2-beta","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"54685","cve":"CVE-2026-54685","epss":"0.002700000","percentile":"0.189130000","score_date":"2026-07-22","updated_at":"2026-07-23 00:09:29"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"adp":[{"metrics":[{"other":{"content":{"id":"CVE-2026-54685","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","timestamp":"2026-07-21T15:30:56.605410Z","version":"2.0.3"},"type":"ssvc"}}],"providerMetadata":{"dateUpdated":"2026-07-21T15:31:49.570Z","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP"},"references":[{"tags":["exploit"],"url":"https://github.com/gtsteffaniak/filebrowser/security/advisories/GHSA-7789-65hx-f26w"}],"title":"CISA ADP Vulnrichment"}],"cna":{"affected":[{"product":"filebrowser","vendor":"gtsteffaniak","versions":[{"status":"affected","version":"< 1.3.2-beta"}]}],"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."}],"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"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-208","description":"CWE-208: Observable Timing Discrepancy","lang":"en","type":"CWE"}]}],"providerMetadata":{"dateUpdated":"2026-07-20T14:19:45.686Z","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M"},"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"}],"source":{"advisory":"GHSA-7789-65hx-f26w","discovery":"UNKNOWN"},"title":"FileBrowser Quantum has Username Enumeration via Authentication Timing Side-Channel"}},"cveMetadata":{"assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","assignerShortName":"GitHub_M","cveId":"CVE-2026-54685","datePublished":"2026-07-20T14:17:13.083Z","dateReserved":"2026-06-15T22:53:58.561Z","dateUpdated":"2026-07-21T15:31:49.570Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-20 15:16:43","lastModifiedDate":"2026-07-22 20:50:36","problem_types":["CWE-208","CWE-208 CWE-208: Observable Timing Discrepancy"],"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:L/I:N/A:N","baseScore":5.3,"baseSeverity":"MEDIUM","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"LOW","integrityImpact":"NONE","availabilityImpact":"NONE"},"exploitabilityScore":3.9,"impactScore":1.4}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-07-21T15:30:56.605410Z","id":"CVE-2026-54685","options":[{"exploitation":"poc"},{"automatable":"yes"},{"technicalImpact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"54685","Ordinal":"1","Title":"FileBrowser Quantum has Username Enumeration via Authentication ","CVE":"CVE-2026-54685","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"54685","Ordinal":"1","NoteData":"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.","Type":"Description","Title":"FileBrowser Quantum has Username Enumeration via Authentication "}]}}}