CVE-2026-0879

CRITICAL

9.8

Beschreibung

Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability affects Firefox < 147, Firefox ESR < 115.32, Firefox ESR < 140.7, Thunderbird < 147, and Thunderbird < 140.7.

CVE Details

CVSS v3.1 Bewertung9.8

SchweregradCRITICAL

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht1/13/2026

Zuletzt geandert1/22/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

mozilla:firefoxmozilla:thunderbird

Schwachen (CWE)

CWE-119

Referenzen

https://bugzilla.mozilla.org/show_bug.cgi?id=2004602(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-01/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-02/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-03/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-04/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-05/(security@mozilla.org)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.