{"id":"CVE-2026-86711","title":"electerm before 5.3.15 exposes 40+ main-process functions through an unvalidated Electron IPC handler with no function-name allowlist or sender validation","summary":"electerm before 5.3.15 exposes 40+ main-process functions through an unvalidated Electron IPC handler with no function-name allowlist or sender validation. Renderer-side script execution can invoke openFileWithEditor and other functions …","severity":"high","cvss":7.4,"cvssVector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-749"],"vendor":"electerm","product":"electerm","affected":["electerm < 5.3.15"],"published":"2026-09-08","updated":"2026-09-08","sourceUpdated":"2026-09-08T19:56:50.950","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86711","references":[{"url":"https://github.com/electerm/electerm","label":"disclosure@vulncheck.com"},{"url":"https://github.com/electerm/electerm/blob/v5.3.5/src/app/lib/ipc.js","label":"disclosure@vulncheck.com"},{"url":"https://github.com/electerm/electerm/commit/b1f880534b8ae066c5d25bbf291ca7437e052750","label":"disclosure@vulncheck.com"},{"url":"https://github.com/electerm/electerm/issues/4509","label":"disclosure@vulncheck.com"},{"url":"https://github.com/electerm/electerm/releases/tag/v5.3.15","label":"disclosure@vulncheck.com"},{"url":"https://github.com/electerm/electerm/security/advisories/GHSA-qc8j-6jr2-qr32","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/electerm-before-5.3.15-arbitrary-command-execution-via-unvalidated-runglobalasync-ipc-bridge","label":"disclosure@vulncheck.com"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-09-08T12:17:21.327129Z"},"ingestedAt":"2026-09-08T15:33:26.983Z","epss":0.00136,"epssPercentile":0.03413,"slug":"CVE-2026-86711","body":"## Overview\n\nelecterm before 5.3.15 exposes 40+ main-process functions through an unvalidated Electron IPC handler with no function-name allowlist or sender validation. Renderer-side script execution can invoke openFileWithEditor and other functions with arbitrary arguments to execute system commands in the main process.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":41,"depthScoreParts":{"impact":40.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}