CVE-2026-86711
electerm before 5.3.15 Arbitrary Command Execution via Unvalidated runGlobalAsync IPC Bridge
CVSS Score
7.4
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-749 |
| Vendor | electerm |
| Product | electerm |
| Published | Sep 8, 2026 |
| Last Updated | Sep 8, 2026 |
Stay Ahead of the Next One
Get instant alerts for electerm electerm
Be the first to know when new high vulnerabilities affecting electerm electerm are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
electerm / electerm
0 < 5.3.15
References
github.com: https://github.com/electerm/electerm/security/advisories/GHSA-qc8j-6jr2-qr32 github.com: https://github.com/electerm/electerm/issues/4509 github.com: https://github.com/electerm/electerm/commit/b1f880534b8ae066c5d25bbf291ca7437e052750 github.com: https://github.com/electerm/electerm/releases/tag/v5.3.15 github.com: https://github.com/electerm/electerm/blob/v5.3.5/src/app/lib/ipc.js github.com: https://github.com/electerm/electerm vulncheck.com: https://www.vulncheck.com/advisories/electerm-before-5.3.15-arbitrary-command-execution-via-unvalidated-runglobalasync-ipc-bridge
Credits
Siyang Wu