{"id":"CVE-2026-123306","aliases":["EUVD-2026-118070","GHSA-cw4c-cqjm-g5cw"],"status":"published","title":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added...","description":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added to the trust store during headless runs","severity":{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00201,"percentile":0.10081,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-295"],"published":"2026-11-06T10:27:59Z","modified":"2026-11-12T02:46:57Z","products":[{"vendor":"jetbrains","product":"intellij idea"},{"vendor":"jetbrains","product":"intellij_idea"}],"references":[{"url":"https://www.jetbrains.com/privacy-security/issues-fixed/","tags":["Vendor Advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123306","tags":["advisory"]},{"url":"https://www.jetbrains.com/privacy-security/issues-fixed"},{"url":"https://github.com/advisories/GHSA-cw4c-cqjm-g5cw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123306.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-123306","description":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added to the trust store during headless runs","status":"published","published":"2026-11-06T10:27:59.906Z","modified":"2026-11-07T18:26:28.157Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-295"],"updated_at":"2026-11-07T05:32:42.683254Z"}],"euvd":[{"id":"EUVD-2026-118070","description":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added to the trust store during headless runs","status":"published","published":"2026-11-06T10:27:59Z","modified":"2026-11-07T18:26:28Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-07T06:08:30.731226Z"}],"ghsa":[{"id":"GHSA-cw4c-cqjm-g5cw","title":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added...","description":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added to the trust store during headless runs","status":"published","published":"2026-11-06T12:30:40Z","modified":"2026-11-06T12:30:45Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-06T13:00:05.657094Z"}],"nvd":[{"id":"CVE-2026-123306","description":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added to the trust store during headless runs","status":"published","published":"2026-11-06T11:17:09.6Z","modified":"2026-11-10T19:41:48.577Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-295"],"updated_at":"2026-11-10T22:21:31.83577Z"}],"osv":[{"id":"CVE-2026-123306","description":"In JetBrains IntelliJ IDEA before 2026.3 improper checks allowed server certificates to be added to the trust store during headless runs","status":"published","published":"2026-11-06T10:27:59.906Z","modified":"2026-11-12T02:46:57.643539227Z","cvss":[{"version":"3.1","score":7.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-295"],"updated_at":"2026-11-12T02:58:48.611889Z"}]}}