CVE-2026-4689

CRITICAL

10.0

Beschreibung

Sandbox escape due to incorrect boundary conditions, integer overflow in the XPCOM component. This vulnerability affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

CVE Details

CVSS v3.1 Bewertung10.0

SchweregradCRITICAL

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

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht3/24/2026

Zuletzt geandert3/25/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

mozilla:firefoxmozilla:thunderbird

Schwachen (CWE)

CWE-190CWE-754CWE-120CWE-190

Referenzen

https://bugzilla.mozilla.org/show_bug.cgi?id=2016374(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-20/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-21/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-22/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-23/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2026-24/(security@mozilla.org)

IOC Korrelationen

Keine Korrelationen erfasst

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