CVE-2026-34774

unknown

Published 2026-04-03 · Modified 2026-04-06

CVSS v3

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CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2

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VIR risk

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Description

Electron: Use-after-free in offscreen child window paint callback

Predictions

Exploit likelihood

30%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

Package impact

Ecosystem	Package	Vulnerable	Fixed
npm	electron	`<39.8.1`	`39.8.1`
npm	electron	`>=40.0.0-alpha.1,<40.7.0`	`40.7.0`
npm	electron	`>=41.0.0-alpha.1,<41.0.0`	`41.0.0`

References

Verify integrity in audit chain (admin only). AS-IS.