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Mozilla Firefox und Mozilla Thunderbird: Mehrere Schwachstellen
Advisory ansehen veröffentlicht 2026-03-24
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Mozilla Firefox und Mozilla Thunderbird ausnutzen, um beliebigen Code auszuführen, um einen Denial of Service herbeizuführen, um Informationen offenzulegen, um Sicherheitsmechanismen zu umgehen, um den Benutzer zu täuschen und um nicht näher spezifizierte Auswirkungen zu erzielen.
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beschreibt (48)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-4371US | — | — | ||
A malicious mail server could send malformed strings with negative lengths, causing the parser to read memory outside the buffer. If a mail server or connection to a mail server we… | ||||
| CVE-2026-3889US | — | — | ||
Spoofing issue in Thunderbird. This vulnerability was fixed in Thunderbird 149 and Thunderbird 140.9. | ||||
| CVE-2026-4729US | — | — | ||
Memory safety bugs present in 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 ha… | ||||
| CVE-2026-4728US | medium6.5 | — | ||
Spoofing issue in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4727US | high7.5 | — | ||
Denial-of-service in the Libraries component in NSS. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4726US | high7.5 | — | ||
Denial-of-service in the XML component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4725US | critical10.0 | — | ||
Sandbox escape due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4724US | critical9.1 | — | ||
Undefined behavior in the Audio/Video component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4723US | critical9.8 | — | ||
Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4722US | — | — | ||
Privilege escalation in the IPC component. This vulnerability was fixed in Firefox 149 and Thunderbird 149. | ||||
| CVE-2026-4721US | — | — | ||
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… | ||||
| CVE-2026-4720US | — | — | ||
Memory safety bugs present in 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… | ||||
| CVE-2026-4719US | high7.5 | — | ||
Incorrect boundary conditions in the Graphics: Text component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4718US | high8.1 | — | ||
Undefined behavior in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4717US | critical9.8 | — | ||
Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4716US | critical9.1 | — | ||
Incorrect boundary conditions, uninitialized memory in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunder… | ||||
| CVE-2026-4715US | critical9.1 | — | ||
Uninitialized memory in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4714US | high7.5 | — | ||
Incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4713US | high7.5 | — | ||
Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
| CVE-2026-4712US | high7.5 | — | ||
Information disclosure in the Widget: Cocoa component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9. | ||||
20 von 48 angezeigt
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- Oracle Linux Security Advisory ELSA-2026-6342 vom 2026-04-01external
- Red Hat Security Advisory RHSA-2026:5930 vom 2026-03-26external
- Red Hat Security Advisory RHSA-2026:5931 vom 2026-03-26external
- Red Hat Security Advisory RHSA-2026:5932 vom 2026-03-26external
- Red Hat Security Advisory RHSA-2026:6188 vom 2026-03-30external
- Red Hat Security Advisory RHSA-2026:6342 vom 2026-04-01external
- Red Hat Security Advisory RHSA-2026:6917 vom 2026-04-08external
- Red Hat Security Advisory RHSA-2026:7837 vom 2026-04-13external
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