{"affected":[{"defaultStatus":"unaffected","product":"IntelliJ IDEA","source":"CNA: JetBrains","vendor":"JetBrains","versions":[{"lessThan":"2026.3","status":"affected","version":"0","versionType":"semver"}]}],"cveId":"CVE-2026-123840","cwes":["CWE-80"],"description":"In JetBrains IntelliJ IDEA before 2026.3 hTML injection was possible in Remote Development editor tabs","epss":null,"exploits":[],"kev":null,"metrics":[{"score":4.7,"severity":"medium","source":"CNA: JetBrains","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"},{"score":4.7,"severity":"medium","source":"NVD: cve@jetbrains.com","vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:N","version":"3.1"}],"modifiedAt":1793997958016,"publishedAt":1793981403819,"references":[{"source":"CNA: JetBrains","tags":[],"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"},{"source":"cve@jetbrains.com","tags":[],"url":"https://www.jetbrains.com/privacy-security/issues-fixed/"}],"remediation":[],"revision":"5b626d305e8ce664b3b84453664c26d6e2b3894fef4c49ba9ad0661eb6d03868","sources":[{"modifiedAt":1793997958016,"name":"CNA: JetBrains","retrievedAt":1793999359146,"url":"https://www.cve.org/CVERecord?id=CVE-2026-123840"},{"modifiedAt":1793985442550,"name":"NVD","retrievedAt":1793990242019,"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-123840"}],"ssvc":{"assessedAt":1793997944754,"automatable":"no","exploitation":"none","source":"ADP: CISA-ADP","technicalImpact":"partial"},"status":"published","title":"CVE-2026-123840","updatedAt":1793999359146}