{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-100277","assignerOrgId":"547ada31-17d8-4964-bc5f-1b8238ba8014","state":"PUBLISHED","assignerShortName":"JetBrains","dateReserved":"2026-09-25T17:02:10.253Z","datePublished":"2026-09-30T15:17:55.036Z","dateUpdated":"2026-10-01T03:55:41.614Z"},"containers":{"cna":{"providerMetadata":{"orgId":"547ada31-17d8-4964-bc5f-1b8238ba8014","shortName":"JetBrains","dateUpdated":"2026-09-30T15:17:55.036Z"},"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-863","cweId":"CWE-863"}]}],"affected":[{"vendor":"JetBrains","product":"YouTrack","versions":[{"version":"0","status":"affected","lessThan":"2026.2.19197","versionType":"semver"}],"defaultStatus":"unaffected"}],"descriptions":[{"lang":"en","value":"In JetBrains YouTrack before 2026.2.19197 account takeover was possible by replaying a notification signature"}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV3_1":{"version":"3.1","attackVector":"NETWORK","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"LOW","baseScore":8.9,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L"}}]},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-09-30T00:00:00+00:00","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-100277"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-01T03:55:41.614Z"}}]}}