{"id":"CVE-2026-123839","aliases":["EUVD-2026-118342","GHSA-9x95-36v2-wjrr"],"status":"published","title":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible...","description":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model","severity":{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00254,"percentile":0.17058,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-357"],"published":"2026-11-06T16:10:03Z","modified":"2026-11-12T02:48:23Z","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-2026-123839","tags":["advisory"]},{"url":"https://www.jetbrains.com/privacy-security/issues-fixed"},{"url":"https://github.com/advisories/GHSA-9x95-36v2-wjrr"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/123xxx/CVE-2026-123839.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-123839","description":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model","status":"published","published":"2026-11-06T16:10:03.104Z","modified":"2026-11-06T16:49:08.852Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-357"],"updated_at":"2026-11-06T17:28:52.735903Z"}],"euvd":[{"id":"EUVD-2026-118342","description":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model","status":"published","published":"2026-11-06T16:10:03Z","modified":"2026-11-06T16:49:08Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-06T21:07:04.18991Z"}],"ghsa":[{"id":"GHSA-9x95-36v2-wjrr","title":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible...","description":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model","status":"published","published":"2026-11-06T18:35:16Z","modified":"2026-11-06T18:35:22Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-357"],"updated_at":"2026-11-06T19:01:27.658277Z"}],"nvd":[{"id":"CVE-2026-123839","description":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model","status":"published","published":"2026-11-06T17:17:22.397Z","modified":"2026-11-10T20:07:50.507Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-357"],"updated_at":"2026-11-10T22:21:31.83577Z"}],"osv":[{"id":"CVE-2026-123839","description":"In JetBrains IntelliJ IDEA before 2026.3 opening arbitrary URLs without confirmation was possible via the Remote Development port forwarding model","status":"published","published":"2026-11-06T16:10:03.104Z","modified":"2026-11-12T02:48:23.641208407Z","cvss":[{"version":"3.1","score":4.7,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-357"],"updated_at":"2026-11-12T03:30:55.144331Z"}]}}