{"id":"CVE-2026-100259","aliases":["EUVD-2026-90003","GHSA-9vmv-xhw6-9wrm"],"status":"published","title":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by...","description":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by users with view-only access","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00193,"percentile":0.09125,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-863"],"published":"2026-09-30T15:17:48Z","modified":"2026-10-02T20:35:38Z","products":[{"vendor":"jetbrains","product":"youtrack"}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-100259"},{"url":"https://www.jetbrains.com/privacy-security/issues-fixed"},{"url":"https://github.com/advisories/GHSA-9vmv-xhw6-9wrm"}],"sources":{"cve":[{"id":"CVE-2026-100259","description":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by users with view-only access","status":"published","published":"2026-09-30T15:17:48.159Z","modified":"2026-09-30T15:48:40.748Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:20:06.925367Z"}],"euvd":[{"id":"EUVD-2026-90003","description":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by users with view-only access","status":"published","published":"2026-09-30T15:17:48Z","modified":"2026-09-30T15:48:40Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:48.536397Z"}],"ghsa":[{"id":"GHSA-9vmv-xhw6-9wrm","title":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by...","description":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by users with view-only access","status":"published","published":"2026-09-30T18:33:30Z","modified":"2026-09-30T18:33:39Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T15:12:37.551329Z"}],"nvd":[{"id":"CVE-2026-100259","description":"In JetBrains YouTrack before 2026.2.18991 improper access control on Gantt chart allowed edits by users with view-only access","status":"published","published":"2026-09-30T16:16:56.683Z","modified":"2026-10-02T20:35:38.773Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-863"],"updated_at":"2026-11-02T14:12:53.097633Z"}]}}