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Mozilla Firefox und Thunderbird: Mehrere Schwachstellen
Advisory ansehen veröffentlicht 2026-05-19
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Mozilla Firefox, Mozilla Firefox ESR und Mozilla Thunderbird ausnutzen, um beliebigen Code auszuführen, um Informationen offenzulegen, Sicherheitsbeschränkungen zu umgehen (z. B. Sandbox-Escape), den Benutzer zu täuschen, Berechtigungen zu eskalieren oder einen Denial-of-Service-Zustand herbeizuführen.
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beschreibt (35)
Zugehörige CVEs.
| ID | Schweregrad | ausnutzbar | ||
|---|---|---|---|---|
| CVE-2026-8706US | —OT erhöht | — | ||
Firefox for iOS hosted Reader mode on an unauthenticated local web server, allowing another application on the same device to request arbitrary URLs and receive the response render… | ||||
| CVE-2026-8975US | — | — | ||
Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these c… | ||||
| CVE-2026-8974US | — | — | ||
Memory safety bugs present in Thunderbird 140.10 and Thunderbird 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these c… | ||||
| CVE-2026-8973US | — | — | ||
Memory safety bugs present in Thunderbird 150. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploite… | ||||
| CVE-2026-8972US | — | — | ||
Privilege escalation in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8971US | — | — | ||
Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8970US | — | — | ||
Privilege escalation in the Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||||
| CVE-2026-8969US | — | — | ||
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8968US | — | — | ||
Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird… | ||||
| CVE-2026-8967US | — | — | ||
Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8966US | — | — | ||
Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8965US | — | — | ||
Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8964US | — | — | ||
Spoofing issue in the Popup Blocker component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8963US | — | — | ||
Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8962US | — | — | ||
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||||
| CVE-2026-8961US | — | — | ||
Spoofing issue in the Form Autofill component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||||
| CVE-2026-8960US | — | — | ||
Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151. | ||||
| CVE-2026-8959US | — | — | ||
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbir… | ||||
| CVE-2026-8958US | — | — | ||
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderb… | ||||
| CVE-2026-8957US | — | — | ||
Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11. | ||||
20 von 35 angezeigt
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Referenzen
Externe Belege — Patches, Meldungen, Analysen.
- Oracle Linux Security Advisory ELSA-2026-21381 vom 2026-06-25external
- Oracle Linux Security Advisory ELSA-2026-22643 vom 2026-06-04external
- Red Hat Security Advisory RHSA-2026:21378 vom 2026-05-27external
- Red Hat Security Advisory RHSA-2026:21380 vom 2026-05-27external
- Red Hat Security Advisory RHSA-2026:21381 vom 2026-05-27external
- Red Hat Security Advisory RHSA-2026:21382 vom 2026-05-27external
- Red Hat Security Advisory RHSA-2026:22325 vom 2026-06-01external
- Red Hat Security Advisory RHSA-2026:22643 vom 2026-06-02external
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