CVE-2026-4721 in Mozilla Firefoxinfo

Zusammenfassung (Englisch)

Memory safety bugs present in Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird ESR 140.8, Firefox 148 and Thunderbird 148. 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 affects Firefox < 149, Firefox ESR < 115.34, Firefox ESR < 140.9, Thunderbird < 149, and Thunderbird < 140.9.

Zuständig

mozilla

Reservieren

24.03.2026

Veröffentlichung

24.03.2026

Einträge

VulDB provides additional information and datapoints for this CVE:

IDSchwachstelleCWEAusMasCVE
352759Mozilla Firefox Pufferüberlauf119Nicht definiertOffizieller FixCVE-2026-4721

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