cbcvebase.
CVE-2025-14322
published 2025-12-09

CVE-2025-14322: Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31…

high8CVSS 3.1
AVNACHPRNUIRSCCHIHAN
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.

Affected

13 ranges
VendorProductVersion rangeFixed in
debianfirefox< firefox 146.0-1 (sid)firefox 146.0-1 (sid)
debianfirefox-esr< firefox 146.0-1 (sid)firefox 146.0-1 (sid)
debianthunderbird< firefox 146.0-1 (sid)firefox 146.0-1 (sid)
mozillafirefox< 115.31.0115.31.0
mozillafirefox< 146.0146.0
mozillafirefox
mozillafirefox>= 116.0 < 140.6.0140.6.0
mozillathunderbird< 140.6.0140.6.0
mozillathunderbird< 146.0146.0
mozillathunderbird>= 0 < 1:140.6.0esr-1~deb11u11:140.6.0esr-1~deb11u1
mozillathunderbird>= 0 < 1:140.6.0esr-1~deb12u11:140.6.0esr-1~deb12u1
mozillathunderbird>= 0 < 1:140.6.0esr-1~deb13u11:140.6.0esr-1~deb13u1
mozillathunderbird>= 0 < 1:140.6.0esr-11:140.6.0esr-1

CVSS provenance

nvdv3.18.0HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
osv8.0HIGH