Description
Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
Scores
CVSS v3
9.8
EPSS
0.0006
EPSS Percentile
18.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-703
Status
published
Products (3)
mozilla/firefox
< 145.0
Mozilla/Firefox
145
Mozilla/Thunderbird
145
Published
Nov 11, 2025
Tracked Since
Feb 18, 2026