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CVE-2026-102676

Electron: <webview> can enable Node.js integration in Web Workers despite embedder restrictions PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
electron / electronaffected < 41.10.6; affected >= 42.0.0-alpha.1, < 42.9.2; affected >= 43.0.0-alpha.1, < 43.4.1; affected >= 44.0.0-alpha.1, < 44.0.0-beta.5

CWE

CWE-269, CWE-1188

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.