Vulnerability Details CVE-2025-12380
Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability affects Firefox < 144.0.2.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 17.8%
CVSS Severity
CVSS v3 Score 9.8
References