What is CVE-2026-34775?

CVE-2026-34775 is a medium-severity vulnerability in Electron, classified under CWE-653. CVSS score: 6.8/10. Published 2026-04-03.

How severe is CVE-2026-34775?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Vulnerability in Electron

CVE-2026-34775

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to versions 38.8.6, 39.8.4, 40.8.4, and 41.0.0, the nodeIntegrationInWorker webPreference was not correctly scoped in all configu…

EPSS: 0.000 (2.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N.

Affected products

Electron — versions < 38.8.6, >= 39.0.0-alpha.1, < 39.8.4, >= 40.0.0-alpha.1, < 40.8.4

Weakness classification (CWE)

CWE-653

References

https://github.com/electron/electron/security/advisories/GHSA-xwr5-m59h-vwqr (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-34775?: CVE-2026-34775 is a medium-severity vulnerability in Electron, classified under CWE-653. CVSS score: 6.8/10. Published 2026-04-03.
How severe is CVE-2026-34775?: Medium severity. CVSS v3 base score is 6.8 out of 10.