CVE-2026-102676

High

Description

Electron is a framework for writing cross-platform desktop applications using JavaScript, HTML and CSS. Prior to 41.10.6, 42.9.2, 43.4.1, and 44.0.0-beta.5, an Electron <webview> guest could enable nodeIntegrationInWorker for its Web Workers even when the unsandboxed embedder had Node.js integration disabled, allowing untrusted guest content to create a Node-enabled worker with more privilege than the embedder granted. Applications that do not enable the <webview> tag or that keep the embedder sandboxed are not affected. This issue is fixed in versions 41.10.6, 42.9.2, 43.4.1, and 44.0.0-beta.5.

SeverityHigh
CVSS8.3
Exploit probability—
ProductElectron
PublishedSep 29, 2026
First seenSep 29, 2026

How to fix

Update
  • electronjs electron41.10.6, 42.9.2, 43.4.1 or later
  • electron41.10.6, 42.9.2, 43.4.1, 44.0.0-beta.5 or later

Affected products

ProductAffected versionsFixed in
electronjs electronv < 41.10.6, 42.0.0 ≤ v < 42.9.2, 43.0.0 ≤ v < 43.4.1, 44.0.041.10.6, 42.9.2, 43.4.1
electronnpmv < 41.10.6, 42.0.0-alpha.1 ≤ v < 42.9.2, 43.0.0-alpha.1 ≤ v < 43.4.1, 44.0.0-alpha.1 ≤ v < 44.0.0-beta.541.10.6, 42.9.2, 43.4.1, 44.0.0-beta.5

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