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Firefox — Vulnerabilities & Security Advisories 1233

All 1233 CVE vulnerabilities found in Firefox, with AI-generated Chinese analysis, references, and POCs.

Vendor: Mozilla

CVE IDTitleCVSSSeverityPaused
CVE-2026-6786 Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150 9.8AICriticalAI2026-04-21
CVE-2026-6785 Memory safety bugs fixed in Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150 9.8AICriticalAI2026-04-21
CVE-2026-6784 Memory safety bugs fixed in Firefox 150 and Thunderbird 150 9.8AICriticalAI2026-04-21
CVE-2026-6783 Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component 9.8AICriticalAI2026-04-21
CVE-2026-6782 Information disclosure in the IP Protection component 7.5AIHighAI2026-04-21
CVE-2026-6781 Denial-of-service in the Audio/Video: Playback component 7.5AIHighAI2026-04-21
CVE-2026-6780 Denial-of-service in the Audio/Video: Playback component 7.5AIHighAI2026-04-21
CVE-2026-6779 Other issue in the JavaScript Engine component 7.5AIHighAI2026-04-21
CVE-2026-6778 Invalid pointer in the Audio/Video: Playback component 6.5AIMediumAI2026-04-21
CVE-2026-6776 Incorrect boundary conditions in the WebRTC: Networking component 7.5AIHighAI2026-04-21
CVE-2026-6777 Other issue in the Networking: DNS component 7.5AIHighAI2026-04-21
CVE-2026-6775 Incorrect boundary conditions in the WebRTC component 9.1AICriticalAI2026-04-21
CVE-2026-6774 Mitigation bypass in the DOM: Security component 9.1AICriticalAI2026-04-21
CVE-2026-6773 Denial-of-service due to integer overflow in the Graphics: WebGPU component 7.5AIHighAI2026-04-21
CVE-2026-6772 Incorrect boundary conditions in the Libraries component in NSS 9.1AICriticalAI2026-04-21
CVE-2026-6771 Mitigation bypass in the DOM: Security component 9.1AICriticalAI2026-04-21
CVE-2026-6770 Other issue in the Storage: IndexedDB component 7.5AIHighAI2026-04-21
CVE-2026-6769 Privilege escalation in the Debugger component 8.8AIHighAI2026-04-21
CVE-2026-6768 Mitigation bypass in the Networking: Cookies component 9.1AICriticalAI2026-04-21
CVE-2026-6767 Other issue in the Libraries component in NSS 9.1AICriticalAI2026-04-21
CVE-2026-6766 Incorrect boundary conditions in the Libraries component in NSS 9.1AICriticalAI2026-04-21
CVE-2026-6765 Information disclosure in the Form Autofill component 7.5AIHighAI2026-04-21
CVE-2026-6764 Incorrect boundary conditions in the DOM: Device Interfaces component 5.3AIMediumAI2026-04-21
CVE-2026-6763 Mitigation bypass in the File Handling component 9.1AICriticalAI2026-04-21
CVE-2026-6762 Spoofing issue in the DOM: Core & HTML component 4.3AIMediumAI2026-04-21
CVE-2026-6761 Privilege escalation in the Networking component 8.8AIHighAI2026-04-21
CVE-2026-6760 Mitigation bypass in the Networking: Cookies component 9.1AICriticalAI2026-04-21
CVE-2026-6758 Use-after-free in the JavaScript: WebAssembly component 9.8AICriticalAI2026-04-21
CVE-2026-6759 Use-after-free in the Widget: Cocoa component 9.8AICriticalAI2026-04-21
CVE-2026-6757 Invalid pointer in the JavaScript: WebAssembly component 7.5AIHighAI2026-04-21

All 1233 known CVE vulnerabilities affecting Firefox with full Chinese analysis, references, and POCs where available.