CVE-2026-74947
Mozilla Firefox, Thunderbird, firefox
Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
- CVSS
- 8.8
- EPSS
- - - percentile
- CISA KEV
- Not listed
- Published
- 2026.08.18