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Vulnerability catalog
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- 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
- 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
- Critical9.8Use-after-free in the Graphics: ImageLib component.Check if you run itEPSS 0.48%Feb 24, 2026
- Critical9.8Incorrect boundary conditions in the Audio/Video: GMP component.Check if you run itEPSS 0.62%Feb 24, 2026
- Critical9.8Use-after-free in the DOM: Window and Location component.Check if you run itEPSS 0.48%Feb 24, 2026
- Critical9.8Use-after-free in the JavaScript Engine component.Check if you run itEPSS 0.46%Feb 24, 2026
- Critical9.8Invalid pointer in the JavaScript Engine component.Check if you run itEPSS 0.48%Feb 24, 2026
- Critical9.8Mitigation bypass in the DOM: Security component.Check if you run itEPSS 0.55%Feb 24, 2026
- High7.5Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component.Check if you run itEPSS 0.42%Feb 24, 2026
- Critical9.8Privilege escalation in the Netmonitor component.Check if you run itEPSS 0.45%Feb 24, 2026
- Critical9.8Integer overflow in the Libraries component in NSS.Check if you run itEPSS 0.57%Feb 24, 2026
- Critical9.8Privilege escalation in the Netmonitor component.Check if you run itEPSS 0.44%Feb 24, 2026