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Vulnerability catalog
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- High7.5Incorrect boundary conditions in the Graphics: Canvas2D component.Check if you run itEPSS 0.70%Mar 24, 2026
- High7.5Incorrect boundary conditions in the Graphics: Canvas2D component.Check if you run itEPSS 0.69%Mar 24, 2026
- High7.5Race condition, use-after-free in the Graphics: WebRender component.Check if you run itEPSS 0.35%Mar 24, 2026
- High8.8Memory safety bugs present in Firefox 148.0.2.Check if you run itEPSS 0.39%Mar 10, 2026
- Medium6.5Same-origin policy bypass in the CSS Parsing and Computation component.Check if you run itEPSS 0.17%Mar 10, 2026
- High8.8Heap buffer overflow in the Audio/Video: Playback component in Firefox for Android.Check if you run itEPSS 0.41%Mar 10, 2026
- Medium4.3Malicious scripts could display attacker-controlled web content under spoofed domains in Focus for iOS by stalling a _self navigation to an invalid port and triggering…Check if you run itEPSS 0.26%Mar 9, 2026
- Critical9.8Memory safety bugs present in Firefox 147 and Thunderbird 147.Check if you run itEPSS 0.49%Feb 24, 2026
- Critical9.1Uninitialized memory in the Graphics: Text component.Check if you run itEPSS 0.57%Feb 24, 2026
- Critical9.8Invalid pointer in the DOM: Core & HTML component.Check if you run itEPSS 0.58%Feb 24, 2026
- Medium5.4Use-after-free in the JavaScript: WebAssembly component.Check if you run itEPSS 0.29%Feb 24, 2026
- High7.5Information disclosure, mitigation bypass in the Settings UI component.Check if you run itEPSS 0.46%Feb 24, 2026
- Medium4.2Race condition in the JavaScript: GC component.Check if you run itEPSS 0.21%Feb 24, 2026
- High7.5Incorrect boundary conditions in the JavaScript: WebAssembly component.Check if you run itEPSS 0.55%Feb 24, 2026
- Critical9.8Spoofing issue in the WebAuthn component in Firefox for Android.Check if you run itEPSS 0.59%Feb 24, 2026
- Critical9.8Use-after-free in the DOM: Core & HTML component.Check if you run itEPSS 0.48%Feb 24, 2026
- High8.8Use-after-free in the DOM: Core & HTML component.Check if you run itEPSS 0.47%Feb 24, 2026
- Critical9.8Use-after-free in the JavaScript: GC component.Check if you run itEPSS 0.48%Feb 24, 2026
- Critical9.8JIT miscompilation in the JavaScript: WebAssembly component.Check if you run itEPSS 0.67%Feb 24, 2026
- Critical9.8Use-after-free in the JavaScript: GC component.Check if you run itEPSS 0.48%Feb 24, 2026
- High7.5Information disclosure due to uninitialized memory in Firefox and Firefox Focus for Android.Check if you run itEPSS 0.49%Feb 24, 2026
- Critical9.8Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147.Check if you run itEPSS 0.63%Feb 24, 2026
- Critical9.8Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147.Check if you run itEPSS 0.63%Feb 24, 2026
- Critical9.8Mitigation bypass in the Networking: Cache component.Check if you run itEPSS 0.55%Feb 24, 2026
- Critical9.8Same-origin policy bypass in the Networking: JAR component.Check if you run itEPSS 0.24%Feb 24, 2026