CVE Feed

    Dashboard / CVE

    8.8
    High

    CVE-2026-92074

    Last Modified: 5 Oct 2026

    Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92073

    Last Modified: 5 Oct 2026

    Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8
    High

    CVE-2026-92072

    Last Modified: 5 Oct 2026

    Incorrect boundary conditions in the Safe Browsing component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.6
    Critical

    CVE-2026-92071

    Last Modified: 5 Oct 2026

    Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    4.3
    Medium

    CVE-2026-92070

    Last Modified: 5 Oct 2026

    Information disclosure in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    5.4
    Medium

    CVE-2026-92069

    Last Modified: 5 Oct 2026

    Spoofing issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    5.4
    Medium

    CVE-2026-92068

    Last Modified: 5 Oct 2026

    Site isolation issue in the Reader Mode component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92067

    Last Modified: 5 Oct 2026

    Use-after-free in the Widget: Gtk component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.8
    Critical

    CVE-2026-92066

    Last Modified: 5 Oct 2026

    Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92065

    Last Modified: 5 Oct 2026

    Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92064

    Last Modified: 5 Oct 2026

    Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    6.5
    Medium

    CVE-2026-92063

    Last Modified: 5 Oct 2026

    Denial-of-service in the Audio/Video component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92062

    Last Modified: 5 Oct 2026

    Privilege escalation in the Session Restore component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.8
    Critical

    CVE-2026-92061

    Last Modified: 5 Oct 2026

    Incorrect boundary conditions in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92060

    Last Modified: 5 Oct 2026

    Use-after-free in the Internationalization component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.3
    Critical

    CVE-2026-92059

    Last Modified: 5 Oct 2026

    Incorrect boundary conditions in the DOM: Editor component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92058

    Last Modified: 5 Oct 2026

    Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.1
    Critical

    CVE-2026-92057

    Last Modified: 5 Oct 2026

    Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92056

    Last Modified: 5 Oct 2026

    Use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92055

    Last Modified: 5 Oct 2026

    Privilege escalation in the DevTools component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92054

    Last Modified: 5 Oct 2026

    Privilege escalation in the Memory component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92053

    Last Modified: 5 Oct 2026

    Privilege escalation in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92052

    Last Modified: 5 Oct 2026

    Privilege escalation due to uninitialized memory in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.1
    Critical

    CVE-2026-92051

    Last Modified: 5 Oct 2026

    Spoofing issue due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    9.1
    Critical

    CVE-2026-92050

    Last Modified: 5 Oct 2026

    Sandbox escape due to race condition in the XPConnect component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92049

    Last Modified: 5 Oct 2026

    Use-after-free in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9
    Critical

    CVE-2026-92048

    Last Modified: 5 Oct 2026

    Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92047

    Last Modified: 5 Oct 2026

    Privilege escalation in the Crash Reporting component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92046

    Last Modified: 5 Oct 2026

    Use-after-free in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.6
    Critical

    CVE-2026-92045

    Last Modified: 5 Oct 2026

    Sandbox escape due to incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    7.5
    High

    CVE-2026-92044

    Last Modified: 5 Oct 2026

    Information disclosure in the Networking: HTTP component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92043

    Last Modified: 5 Oct 2026

    Privilege escalation due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    7.5
    High

    CVE-2026-92042

    Last Modified: 5 Oct 2026

    Race condition in the DOM: Content Processes component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.1
    Critical

    CVE-2026-92041

    Last Modified: 5 Oct 2026

    Mitigation bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92040

    Last Modified: 5 Oct 2026

    Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    6.3
    Medium

    CVE-2026-92039

    Last Modified: 5 Oct 2026

    Mitigation bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.1
    Critical

    CVE-2026-92038

    Last Modified: 5 Oct 2026

    Mitigation bypass in the Remote Settings Client component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

    Published: 15 Sept 2026
    9.8
    Critical

    CVE-2026-92037

    Last Modified: 5 Oct 2026

    Incorrect boundary conditions in the DOM: Animation component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    9.8
    Critical

    CVE-2026-92036

    Last Modified: 5 Oct 2026

    Incorrect boundary conditions in the Networking: HTTP component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    9.6
    Critical

    CVE-2026-92035

    Last Modified: 5 Oct 2026

    Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Thunderbird 140.17, Firefox 156, Firefox ESR 153.3, Thunderbird 156, Thunderbird 153.3, Firefox ESR 115.42, and Firefox ESR 140.17.

    Published: 15 Sept 2026
    9.1
    Critical

    CVE-2026-92034

    Last Modified: 5 Oct 2026

    Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92033

    Last Modified: 5 Oct 2026

    Privilege escalation in Firefox for Android. This vulnerability was fixed in Firefox 156.

    Published: 15 Sept 2026
    9.6
    Critical

    CVE-2026-92032

    Last Modified: 5 Oct 2026

    Sandbox escape due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    6.5
    Medium

    CVE-2026-92031

    Last Modified: 6 Oct 2026

    Information disclosure in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    5.4
    Medium

    CVE-2026-92030

    Last Modified: 6 Oct 2026

    Mitigation bypass in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92029

    Last Modified: 6 Oct 2026

    Use-after-free in the SVG component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92028

    Last Modified: 6 Oct 2026

    Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92027

    Last Modified: 6 Oct 2026

    Use-after-free in the DOM: Streams component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92026

    Last Modified: 6 Oct 2026

    Use-after-free in the Networking component. This vulnerability was fixed in Firefox 156, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026
    8.8
    High

    CVE-2026-92025

    Last Modified: 6 Oct 2026

    Use-after-free in the DOM: Navigation component. This vulnerability was fixed in Firefox 156, Firefox ESR 115.41, Firefox ESR 140.16, Firefox ESR 153.3, Thunderbird 156, Thunderbird 140.16, and Thunderbird 153.3.

    Published: 15 Sept 2026