Buffer Overflow Affecting electron package, versions >=42.3.1 <42.3.3
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-JS-ELECTRON-17374986
- published18 Jun 2026
- disclosed15 Jun 2026
- creditUnknown
Introduced: 15 Jun 2026
NewCVE-2026-54257 (opens in a new tab)How to fix?
Upgrade electron to version 42.3.3 or higher.
Overview
electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS.
Affected versions of this package are vulnerable to Buffer Overflow in the Buffer API. An attacker can cause application crashes or trigger incorrect memory allocations by supplying specially crafted input to the Node.js Buffer API.