CVE-2026-86711

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 v3 7.4 HIGH

7.4^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.4 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/electerm/electerm
https://github.com/electerm/electerm/blob/v5.3.5/src/app/lib/ipc.js
https://github.com/electerm/electerm/commit/b1f880534b8ae066c5d25bbf291ca7437e052750
https://github.com/electerm/electerm/issues/4509
https://github.com/electerm/electerm/releases/tag/v5.3.15
https://github.com/electerm/electerm/security/advisories/GHSA-qc8j-6jr2-qr32
https://www.vulncheck.com/advisories/electerm-before-5.3.15-arbitrary-command-execution-via-unvalidated-runglobalasync-ipc-bridge

Configurations

No configuration.

History

No history.

Information

Published : 2026-09-08 12:16

Updated : 2026-09-08 19:56

NVD link : CVE-2026-86711

Mitre link : CVE-2026-86711

CVE.ORG link : CVE-2026-86711

JSON object : View

Products Affected

No product.

CWE

CWE-749

Exposed Dangerous Method or Function

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