CVE-2026-0882
Mozilla Firefox, Thunderbird, Red Hat Enterprise Linux 10
Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.
- CVSS
- 8.8
- EPSS
- 0.40% 33.3% percentile
- CISA KEV
- Not listed
- Published
- 2026.01.13