{"id":"CVE-2026-27189","state":"PUBLISHED","title":"OpenSift: Race-prone local persistence could cause state corruption/loss","description":"OpenSift is an AI study tool that sifts through large datasets using semantic search and generative AI. Versions 1.1.2-alpha and below, use non-atomic and insufficiently synchronized local JSON persistence flows, potentially causing concurrent operations to lose updates or corrupt local state across sessions/study/quiz/flashcard/wellness/auth stores. This issue has been fixed in version 1.1.3-alpha.","publishedAt":"2026-02-21T00:01:46.960Z","updatedAt":"2026-02-25T21:25:52.502Z","severity":{"score":6.6,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","source":"GitHub_M"},"assigner":"GitHub_M","products":["OpenSift OpenSift"],"affected":[{"vendor":"OpenSift","product":"OpenSift","versions":[{"version":"< 1.1.3-alpha","status":"affected"}]}],"references":["https://github.com/OpenSift/OpenSift/security/advisories/GHSA-3pmp-j953-whxq","https://github.com/OpenSift/OpenSift/releases/tag/v1.1.3-alpha"],"weaknesses":["CWE-367","CWE-362"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/27xxx/CVE-2026-27189.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-27189","state":"PUBLISHED","datePublished":"2026-02-21T00:01:46.960Z","dateUpdated":"2026-02-25T21:25:52.502Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-02-18T19:47:02.153Z"},"containers":{"cna":{"title":"OpenSift: Race-prone local persistence could cause state corruption/loss","descriptions":[{"lang":"en","value":"OpenSift is an AI study tool that sifts through large datasets using semantic search and generative AI. Versions 1.1.2-alpha and below, use non-atomic and insufficiently synchronized local JSON persistence flows, potentially causing concurrent operations to lose updates or corrupt local state across sessions/study/quiz/flashcard/wellness/auth stores. This issue has been fixed in version 1.1.3-alpha."}],"affected":[{"vendor":"OpenSift","product":"OpenSift","versions":[{"version":"< 1.1.3-alpha","status":"affected"}]}],"references":[{"url":"https://github.com/OpenSift/OpenSift/security/advisories/GHSA-3pmp-j953-whxq","name":"https://github.com/OpenSift/OpenSift/security/advisories/GHSA-3pmp-j953-whxq","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/OpenSift/OpenSift/releases/tag/v1.1.3-alpha","name":"https://github.com/OpenSift/OpenSift/releases/tag/v1.1.3-alpha","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"LOW","baseScore":6.6,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-367","lang":"en","description":"CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-362","lang":"en","description":"CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-02-21T00:01:46.960Z"},"source":{"advisory":"GHSA-3pmp-j953-whxq","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-25T21:25:43.072602Z","id":"CVE-2026-27189","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-02-25T21:25:52.502Z"}}]}}}