Description
Sandbox escape due to use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox ESR 153.4, Thunderbird 157, Thunderbird 140.17, Thunderbird 153.4, Firefox 157, and Firefox ESR 140.17.
References
- www.cve.org/CVERecord ↗
- nvd.nist.gov/vuln/detail/CVE-2026-100818 ↗
- bugzilla.mozilla.org/show_bug.cgi ↗
- www.mozilla.org/security/advisories/mfsa2026-100/ ↗
- www.mozilla.org/security/advisories/mfsa2026-101/ ↗
- www.mozilla.org/security/advisories/mfsa2026-102/ ↗
- www.mozilla.org/security/advisories/mfsa2026-103/ ↗
- www.mozilla.org/security/advisories/mfsa2026-97/ ↗
- www.mozilla.org/security/advisories/mfsa2026-99/ ↗
Related CVEs
← CVE Index: search every CVE from the last 30 days
This product uses the NVD API but is not endorsed or certified by the NVD. CVSS scores do not establish exploitation.