RCE in Electron

CVE-2026-70609

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.7, 40.9.0, 41.2.0, and 42.0.0-beta.1, the mode option of webContents.openDevTools() was not sanitized before use by the D…

Vulnerability class: RCE (Remote Code Execution)

CVSS v3 metric

CVSS v3 base score 5.7 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:N.

Affected products

  • Electron — versions < 39.8.7, >= 40.0.0-alpha.1, < 40.9.0, >= 41.0.0-alpha.1, < 41.2.0

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-70609?
CVE-2026-70609 is a medium-severity vulnerability in Electron, classified under Code Injection. CVSS score: 5.7/10. Published 2026-08-05.
How severe is CVE-2026-70609?
Medium severity. CVSS v3 base score is 5.7 out of 10.