{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-68621","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2025-12-19T18:50:09.991Z","datePublished":"2026-02-06T21:21:19.308Z","dateUpdated":"2026-02-09T15:26:56.399Z"},"containers":{"cna":{"title":"Trilium Notes has a Timing Attack Vulnerability in /api/login/sync","problemTypes":[{"descriptions":[{"cweId":"CWE-208","lang":"en","description":"CWE-208: Observable Timing Discrepancy","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","version":"3.1"}}],"references":[{"name":"https://github.com/TriliumNext/Trilium/security/advisories/GHSA-hxf6-58cx-qq3x","tags":["x_refsource_CONFIRM"],"url":"https://github.com/TriliumNext/Trilium/security/advisories/GHSA-hxf6-58cx-qq3x"},{"name":"https://github.com/TriliumNext/Trilium/pull/8129","tags":["x_refsource_MISC"],"url":"https://github.com/TriliumNext/Trilium/pull/8129"}],"affected":[{"vendor":"TriliumNext","product":"Trilium","versions":[{"version":"< 0.101.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-02-06T21:21:19.308Z"},"descriptions":[{"lang":"en","value":"Trilium Notes is an open-source, cross-platform hierarchical note taking application with focus on building large personal knowledge bases.  Prior to 0.101.0, a critical timing attack vulnerability in Trilium's sync authentication endpoint allows unauthenticated remote attackers to recover HMAC authentication hashes byte-by-byte through statistical timing analysis. This enables complete authentication bypass without password knowledge, granting full read/write access to victim's knowledge base. This vulnerability is fixed in 0.101.0."}],"source":{"advisory":"GHSA-hxf6-58cx-qq3x","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-09T15:20:43.450115Z","id":"CVE-2025-68621","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-02-09T15:26:56.399Z"}}]}}