Review reviewHigh
CVE-2026-12318
Mozilla Firefox, Thunderbird, firefox
Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 152 and Thunderbird 152.
- CVSS
- 7.3
- EPSS
- 0.26% 18.1% percentile
- CISA KEV
- Not listed
- Published
- 2026.06.16