Description
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Mozilla Firefox
148 to ≤ *unaffected
Mozilla Thunderbird
148 to ≤ *unaffected
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=2014551 ↗
- https://www.mozilla.org/security/advisories/mfsa2026-13/ ↗
- https://www.mozilla.org/security/advisories/mfsa2026-16/ ↗
- https://access.redhat.com/security/cve/CVE-2026-2799 ↗
- https://bugzilla.redhat.com/show_bug.cgi?id=2442303 ↗
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-2799.json ↗