SB2025102932 - Remote code execution in Mozilla Firefox
Published: October 29, 2025
Security Bulletin ID
SB2025102932
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2025-12380)
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in WebGPU internals. A remote attacker can trick the victim into visiting a specially crafted website, trigger a use-after-free error in the GPU or browser process using WebGPU-related IPC calls and execute arbitrary code on the system.
Remediation
Install update from vendor's website.