mozilla Vulnerability Advisory Catalog

Total 3,294 security vulnerabilities recorded for mozilla software and firmware.

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CVE-2026-2761 CRITICAL
Component: firefox

Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 1...

📅 2026-02-24
CVSS 10.0 Dossier →
CVE-2026-2760 CRITICAL
Component: firefox

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115...

📅 2026-02-24
CVSS 10.0 Dossier →
CVE-2026-2759 CRITICAL
Component: firefox

Incorrect boundary conditions in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8,...

📅 2026-02-24
CVSS 9.8 Dossier →
CVE-2026-2758 CRITICAL
Component: firefox

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, a...

📅 2026-02-24
CVSS 9.8 Dossier →
CVE-2026-2757 CRITICAL
Component: firefox

Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8...

📅 2026-02-24
CVSS 9.8 Dossier →
CVE-2026-2634 CRITICAL
Component: firefox

Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacke...

📅 2026-02-24
CVSS 9.8 Dossier →
Component: firefox

Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and T...

📅 2026-02-16
CVSS 8.8 Dossier →
CVE-2026-2032 MEDIUM
Component: firefox

Malicious scripts that interrupt new tab page loading could cause desynchronization between the address bar and page content, allowing the attacker to...

📅 2026-02-16
CVSS 4.3 Dossier →
CVE-2026-0818 MEDIUM
Component: thunderbird

When a user explicitly requested Thunderbird to decrypt an inline OpenPGP message that was embedded in a text section of an email that was formatted a...

📅 2026-01-28
CVSS 4.3 Dossier →
Component: firefox

Use-after-free in the Layout: Scrolling and Overflow component. This vulnerability was fixed in Firefox 147.0.2....

📅 2026-01-27
CVSS 8.8 Dossier →
Component: firefox

Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 147.0.2....

📅 2026-01-27
CVSS 6.5 Dossier →
CVE-2026-0892 CRITICAL
Component: firefox

Memory safety bugs present in Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough...

📅 2026-01-13
CVSS 9.8 Dossier →
Component: firefox

Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory ...

📅 2026-01-13
CVSS 8.1 Dossier →
CVE-2026-0890 MEDIUM
Component: firefox

Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, an...

📅 2026-01-13
CVSS 5.4 Dossier →
Component: firefox

Denial-of-service in the DOM: Service Workers component. This vulnerability was fixed in Firefox 147 and Thunderbird 147....

📅 2026-01-13
CVSS 7.5 Dossier →
CVE-2026-0888 MEDIUM
Component: firefox

Information disclosure in the XML component. This vulnerability was fixed in Firefox 147 and Thunderbird 147....

📅 2026-01-13
CVSS 5.3 Dossier →
CVE-2026-0887 MEDIUM
Component: firefox

Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 14...

📅 2026-01-13
CVSS 4.3 Dossier →
CVE-2026-0886 MEDIUM
Component: firefox

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbi...

📅 2026-01-13
CVSS 5.3 Dossier →
CVE-2026-0885 MEDIUM
Component: firefox

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7...

📅 2026-01-13
CVSS 6.5 Dossier →
CVE-2026-0884 CRITICAL
Component: firefox

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 14...

📅 2026-01-13
CVSS 9.8 Dossier →
CVE-2026-0883 MEDIUM
Component: firefox

Information disclosure in the Networking component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 1...

📅 2026-01-13
CVSS 5.3 Dossier →
Component: firefox

Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderb...

📅 2026-01-13
CVSS 8.8 Dossier →
CVE-2026-0881 CRITICAL
Component: firefox

Sandbox escape in the Messaging System component. This vulnerability was fixed in Firefox 147 and Thunderbird 147....

📅 2026-01-13
CVSS 10.0 Dossier →
Component: firefox

Sandbox escape due to integer overflow in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, ...

📅 2026-01-13
CVSS 8.8 Dossier →
Page 14 of 138 (3,294 Total Records)