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Mozilla Firefox: Mehrere Schwachstellen
view advisory published 2026-05-12
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Mozilla Firefox ausnutzen, um nicht näher spezifizierte Angriffe durchzuführen, darunter möglicherweise die Ausführung von Code, die Umgehung von Sicherheitsmaßnahmen, die Offenlegung oder Manipulation von Daten oder die Herbeiführung von Denial-of-Service-Zuständen.
01
describes (5)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-8401US | — | — | ||
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11. | ||||
| CVE-2026-8391US | — | — | ||
Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11. | ||||
| CVE-2026-8390US | — | — | ||
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3. | ||||
| CVE-2026-8389US | — | Exploit | ||
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3. | ||||
| CVE-2026-8388US | — | Exploit | ||
Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.… | ||||
02
references
External citations — patches, advisories, analysis.
- 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-2026:21382 vom 2026-05-27external
- Red Hat Security Advisory RHSA-2026:26491 vom 2026-06-17external
- Red Hat Security Advisory RHSA-2026:26492 vom 2026-06-17external
- Red Hat Security Advisory RHSA-2026:26493 vom 2026-06-17external
- Red Hat Security Advisory RHSA-2026:26551 vom 2026-06-17external
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