CyberRota Analysis
AI-GeneratedA use-after-free vulnerability in the WebGPU component of Firefox allows for privilege escalation, potentially enabling attackers to execute arbitrary code within the context of the browser. Users of affected versions should prioritize updating to Firefox 155 or Firefox ESR 153.2 to mitigate the risk of exploitation. This issue is particularly critical for organizations relying on Firefox for secure web access.
CVE
CVE-2026-84123
Severity
HIGH
CVSS
8.8
EPSS
0.23%
Firefox
Original NVD Description
Privilege escalation due to use-after-free in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 155, Firefox ESR 153.2, Thunderbird 155, and Thunderbird 153.2.
Related CVEs
Other vulnerabilities affecting the same vendor(s)