CVE-2026-86711electerm before 5.3.15 Arbitrary Command Execution via Unvalidated runGlobalAsync IPC Bridge
Updated under an hour ago ()
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No exploitation reported and no EPSS estimate yet.
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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 with arbitrary arguments to execute system commands in the main process.
- CVSS
- 7.4 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-749
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulnCheck
- NVD analysis
- Deferred
- Record last updated
- Sep 8, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
electerm electerm electerm:electerm (from the name) | before 5.3.15 | CNA record |
References
- https://github.com/electerm/electerm/security/advisories/GHSA-qc8j-6jr2-qr32vendor-advisory
- https://github.com/electerm/electerm/issues/4509issue-tracking
- https://github.com/electerm/electerm/commit/b1f880534b8ae066c5d25bbf291ca7437e052750patch
- https://github.com/electerm/electerm/releases/tag/v5.3.15release-notes
- https://github.com/electerm/electerm/blob/v5.3.5/src/app/lib/ipc.jstechnical-description
- https://github.com/electerm/electermproduct
- https://www.vulncheck.com/advisories/electerm-before-5.3.15-arbitrary-command-execution-via-unvalidated-runglobalasync-ipc-bridgethird-party-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.