Improper input validation in Electron

CVE-2026-70607

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 39.8.8, 40.9.0, 41.2.1, and 42.0.0-beta.3, some window options supplied by web content in the window.open() features string we…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

  • Electron — versions < 39.8.8, >= 40.0.0-alpha.1, < 40.9.0, >= 41.0.0-alpha.1, < 41.2.1

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-70607?
CVE-2026-70607 is a medium-severity vulnerability in Electron, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2026-08-05.
How severe is CVE-2026-70607?
Medium severity. CVSS v3 base score is 5.3 out of 10.