{"id":"CVE-2026-86490","title":"In JetBrains YouTrack before 2026.2.18634 improper permission checks allowed overwriting of bundled apps via the app import endpoint","summary":"In JetBrains YouTrack before 2026.2.18634 improper permission checks allowed overwriting of bundled apps via the app import endpoint","severity":"medium","cvss":6.5,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","cwe":["CWE-863"],"vendor":"JetBrains","product":"YouTrack","affected":["YouTrack < 2026.2.18634"],"published":"2026-09-07","updated":"2026-09-08","sourceUpdated":"2026-09-08T15:30:03.247","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86490","references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","label":"cve@jetbrains.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-08T10:21:53.974548Z"},"epss":0.00192,"epssPercentile":0.09151,"ingestedAt":"2026-09-08T15:33:26.979Z","slug":"CVE-2026-86490","body":"## Overview\n\nIn JetBrains YouTrack before 2026.2.18634 improper permission checks allowed overwriting of bundled apps via the app import endpoint\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":36,"depthScoreParts":{"impact":35.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}