Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Total 3663 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2026-2801 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 7.5 HIGH
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2800 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2791 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2790 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2789 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Use-after-free in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2788 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2787 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Use-after-free in the DOM: Window and Location component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2786 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2785 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Invalid pointer in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2784 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2783 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 7.5 HIGH
Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2782 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2781 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, Thunderbird 140.8, and Firefox ESR 115.35.
CVE-2026-2780 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2779 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 9.8 CRITICAL
Incorrect boundary conditions in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2634 1 Mozilla 1 Firefox 2026-06-17 N/A 9.8 CRITICAL
Malicious scripts could cause desynchronization between the address bar and web content before a response is received in Firefox iOS, allowing attacker-controlled pages to be presented under spoofed domains. This vulnerability was fixed in Firefox for iOS 147.4.
CVE-2026-2032 1 Mozilla 1 Firefox 2026-06-17 N/A 4.3 MEDIUM
Malicious scripts that interrupt new tab page loading could cause desynchronization between the address bar and page content, allowing the attacker to spoof arbitrary HTML under a trusted domain. This vulnerability was fixed in Firefox for iOS 147.2.1.
CVE-2026-24868 1 Mozilla 1 Firefox 2026-06-17 N/A 6.5 MEDIUM
Mitigation bypass in the Privacy: Anti-Tracking component. This vulnerability was fixed in Firefox 147.0.2.
CVE-2026-12330 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 5.4 MEDIUM
Incorrect boundary conditions in the Internationalization component. This vulnerability was fixed in Firefox ESR 140.12, Firefox ESR 115.37, and Thunderbird 140.12.
CVE-2026-12323 1 Mozilla 2 Firefox, Thunderbird 2026-06-17 N/A 5.4 MEDIUM
Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.