CVE-2026-92020 | Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
- 🔗 bugzilla.mozilla.org/show_bug.cgi
- 🔗 www.mozilla.org/security/advisories/mfsa2026-90/
- 🔗 www.mozilla.org/security/advisories/mfsa2026-91/
- 🔗 www.mozilla.org/security/advisories/mfsa2026-92/
- 🔗 www.mozilla.org/security/advisories/mfsa2026-93/
- 🔗 www.mozilla.org/security/advisories/mfsa2026-94/
- 🔗 www.mozilla.org/security/advisories/mfsa2026-95/
- 🔗 www.mozilla.org/security/advisories/mfsa2026-96/
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CVE-2026-92020 | Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.
Privilege escalation due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and
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