Mozilla · Firefox Esr · CVE-2025-14322
**Name of the Vulnerable Software and Affected Versions**
Firefox versions prior to 146
Firefox ESR versions prior to 115.31
Firefox ESR versions prior to 140.6
**Description**
A sandbox escape exists because of incorrect boundary conditions within the Graphics: CanvasWebGL component. Real-world attacks are exploiting access control, HVAC, fire alarms, and UPS systems.
**Recommendations**
Update Firefox to version 146 or later.
Update Firefox ESR to version 115.31 or later.
Update Firefox ESR to version 140.6 or later.