Use After Free in Electron
CVE-2026-34764
Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. From 33.0.0-alpha.1 to before 39.8.5, 40.8.5, 41.1.0, and 42.0.0-alpha.5, apps that use offscreen rendering with GPU shared textures ma…
Vulnerability class: Use-After-Free
EPSS: 0.000 (4.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 2.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Electron — versions >= 33.0.0-alpha.1, < 39.8.5, >= 40.0.0-alpha.1, < 40.8.5, >= 41.0.0-alpha.1, < 41.1.0
- Electronjs Electron — versions 42.0.0
Weakness classification (CWE)
References
- https://github.com/electron/electron/security/advisories/GHSA-8x5q-pvf5-64mp (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2026-34764?
- CVE-2026-34764 is a low-severity vulnerability in Electron, classified under Use After Free. CVSS score: 2.3/10. Published 2026-04-06.
- How severe is CVE-2026-34764?
- Low severity. CVSS v3 base score is 2.3 out of 10.