CVE-2026-86711
electerm before 5.3.15 Arbitrary Command Execution via Unvalidated runGlobalAsync IPC Bridge
- State
- Published
- Severity
- 7.5 High
- Published
- Sep 8, 2026
- Updated
- Sep 8, 2026
- Reserved
- Sep 8, 2026
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 7.5 High | CVSS:4.0/AV:L/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N | VulnCheck |
| 3.1 | 7.4 High | CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H | VulnCheck |
Weaknesses
- CWE-749 Exposed Dangerous Method or Function
Affected Products
| Product | Versions |
|---|---|
electermelecterm |
|
References
- GitHub Security Advisory (GHSA-qc8j-6jr2-qr32)vendor-advisory
- Reporter Disclosure Issueissue-tracking
- Patch Commitpatch
- electerm v5.3.15 Release Notesrelease-notes
- ipcMain.handle('async') dispatches asyncGlobals[name] with no allowlist, v5.3.5technical-description
- https://github.com/electerm/electermproduct
- VulnCheck Advisory: electerm before 5.3.15 Arbitrary Command Execution via Unvalidated runGlobalAsync IPC Bridgethird-party-advisory
Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.