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- High7.5Incorrect boundary conditions in the Audio/Video: Web Codecs component.Check if you run itEPSS 0.60%May 19, 2026
- High7.5Sandbox escape in Firefox and Firefox Focus for Android.Check if you run itEPSS 0.40%May 19, 2026
- Medium5.3linux-entra-sso is a browser plugin for Linux to SSO on Microsoft Entra ID.Check if you run itEPSS 0.31%May 12, 2026
- Critical9.8Sandbox escape in the Profile Backup component.Check if you run itEPSS 0.60%May 12, 2026
- Medium5.3Other issue in the JavaScript Engine component.Check if you run itEPSS 0.56%May 12, 2026
- High7.3Use-after-free in the JavaScript: WebAssembly component.Check if you run itEPSS 0.35%May 12, 2026
- High8.8JIT miscompilation in the JavaScript Engine: JIT component.Check if you run itEPSS 0.46%May 12, 2026
- Medium6.5Incorrect boundary conditions in the JavaScript Engine: JIT component.Check if you run itEPSS 0.46%May 12, 2026
- Medium4.7Zen is a firefox-based browser.Check if you run itEPSS 0.28%May 11, 2026
- Low2.4Zen is a firefox-based browser.Check if you run itEPSS 0.27%May 11, 2026
- High8.0Zen is a firefox-based browser.Check if you run itEPSS 0.27%May 11, 2026
- Critical9.8Other issue in the WebRTC component.Check if you run itEPSS 0.63%May 7, 2026
- High8.1Memory safety bugs present in Firefox 150.0.1.Check if you run itEPSS 0.42%May 7, 2026
- High8.1Memory safety bugs present in Firefox ESR 115.35.1, Firefox ESR 140.10.1 and Firefox 150.0.1.Check if you run itEPSS 0.54%May 7, 2026
- Critical9.8Incorrect boundary conditions in the Audio/Video: Playback component.Check if you run itEPSS 0.60%May 7, 2026
- High7.3Use-after-free in the DOM: Networking component.Check if you run itEPSS 0.45%May 7, 2026
- High7.3Memory safety bugs present in Thunderbird 150.0.0.Check if you run itEPSS 0.36%Apr 28, 2026
- High7.3Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0.Check if you run itEPSS 0.46%Apr 28, 2026
- High7.3Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0.Check if you run itEPSS 0.47%Apr 28, 2026
- Critical9.6Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component.Check if you run itEPSS 0.45%Apr 28, 2026
- High7.5Information disclosure due to incorrect boundary conditions in the Audio/Video component.Check if you run itEPSS 0.60%Apr 28, 2026
- High7.5Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149.Check if you run itEPSS 0.53%Apr 26, 2026
- High7.5Memory safety bugs present in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149.Check if you run itEPSS 0.53%Apr 26, 2026
- High7.5Memory safety bugs present in Firefox 149 and Thunderbird 149.Check if you run itEPSS 0.42%Apr 21, 2026
- Medium5.3Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component.Check if you run itEPSS 0.38%Apr 21, 2026