High severity8.1NVD Advisory· Published May 7, 2026· Updated May 18, 2026
CVE-2026-8092
CVE-2026-8092
Description
Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
8cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*+ 1 more
- cpe:2.3:a:mozilla:firefox:*:*:*:*:-:*:*:*range: >=150.0,<150.0.2
- cpe:2.3:a:mozilla:firefox:*:*:*:*:esr:*:*:*range: <115.35.2
- cpe:2.3:a:mozilla:thunderbird:*:*:*:*:-:*:*:*Range: >=140.0,<140.10.2
- osv-coords5 versionspkg:rpm/almalinux/firefoxpkg:rpm/almalinux/firefox-x11pkg:rpm/opensuse/firefox-esr&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaFirefox&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweed
< 140.10.2-1.el10_2+ 4 more
- (no CPE)range: < 140.10.2-1.el10_2
- (no CPE)range: < 140.10.2-1.el9_8
- (no CPE)range: < 140.10.2-1.1
- (no CPE)range: < 150.0.2-1.1
- (no CPE)range: < 140.10.2-1.1
Patches
Vulnerability mechanics
References
6- www.mozilla.org/security/advisories/mfsa2026-40/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2026-41/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2026-42/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2026-43/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2026-44/nvdVendor Advisory
- bugzilla.mozilla.org/buglist.cginvdBroken Link
News mentions
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