Integer Overflow or Wraparound Affecting Firefox package, versions [,143.0.3)
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.
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Test your applications- Snyk IDSNYK-UNMANAGED-FIREFOX-13169231
- published1 Oct 2025
- disclosed30 Sept 2025
- creditOskar L
Introduced: 30 Sep 2025
NewCVE-2025-11152 (opens in a new tab)How to fix?
Upgrade Firefox to version 143.0.3 or higher.
Overview
Affected versions of this package are vulnerable to Integer Overflow or Wraparound through Sandbox escape in the Canvas2D component. An attacker can execute arbitrary code by enticing a user to visit a specially crafted web page.