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Electron Security Advisory: Node.js Buffer API Crash and Incorrect Allocation

A security advisory in Electron causes crashes and incorrect buffer allocations in the Node.

16 Jun 2026Read 1 minSeverity: act now

What changed

A security advisory in Electron causes crashes and incorrect buffer allocations in the Node.js Buffer API, leading to unexpected truncation or allocation.

Who it affects

Users of Electron versions prior to 42.3.3.

What to do today

Upgrade to Electron version 42.3.3 immediately.

The trail
Collected Audited Written Published