Use After Free Affecting Firefox package, versions [,144.0.2)
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.
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Test your applications- Snyk IDSNYK-UNMANAGED-FIREFOX-13743319
- published29 Oct 2025
- disclosed28 Oct 2025
- creditOskar L
Introduced: 28 Oct 2025
NewCVE-2025-12380 (opens in a new tab)How to fix?
Upgrade Firefox to version 144.0.2 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free in the WebGPU-related IPC calls. An attacker can execute arbitrary code or escape the sandbox by sending specially crafted inter-process communication messages.