Skip to contentMozilla Firefox vulnerabilities
- mozilla firefox, thunderbird +1 moreJIT miscompilation in the JavaScript: WebAssembly componentCVE-2026-100792Fix available7.1 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the DOM: Core & HTML componentCVE-2026-100791Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the XSLT componentCVE-2026-100790Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the Graphics: Canvas2D componentCVE-2026-100789Fix available8.8 High
- mozilla firefox, thunderbird +1 moreInvalid pointer in the JavaScript: WebAssembly componentCVE-2026-100788Fix available9.8 Critical
- mozilla firefox, thunderbird +1 moreSandbox escape in the XUL componentCVE-2026-100787Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreSandbox escape due to use-after-free in the Graphics componentCVE-2026-100786Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUse-after-free in the DOM: Core & HTML componentCVE-2026-100785Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the Layout: Text and Fonts componentCVE-2026-100784Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUninitialized memory in the Audio/Video componentCVE-2026-100783Fix available4.3 Medium
- mozilla firefox, thunderbird +1 morePrivilege escalation due to incorrect boundary conditions in the Graphics componentCVE-2026-100782Fix available8.8 High
- mozilla firefox, thunderbird +1 moreSandbox escape due to incorrect boundary conditions in the Graphics: WebRender componentCVE-2026-100781Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUse-after-free in the DOM: Core & HTML componentCVE-2026-100780Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the XSLT componentCVE-2026-100779Fix available8.8 High
- mozilla firefox, thunderbird +1 moreSandbox escape due to use-after-free in the DOM: Core & HTML componentCVE-2026-100778Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUse-after-free in the Graphics: Canvas2D componentCVE-2026-100777Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the JavaScript: WebAssembly componentCVE-2026-100776Fix available8.8 High
- mozilla firefox, thunderbird +1 moreSandbox escape in the Graphics componentCVE-2026-100775Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUse-after-free in the DOM: Core & HTML componentCVE-2026-100774Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the Storage: IndexedDB componentCVE-2026-100773Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the DOM: Core & HTML componentCVE-2026-100772Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUndefined behavior in the DOM: Streams componentCVE-2026-100771Fix available8.1 High
- mozilla firefox, thunderbird +1 moreSandbox escape due to use-after-free in the DOM: Content Processes componentCVE-2026-100770Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUse-after-free in the JavaScript: WebAssembly componentCVE-2026-100769Fix available8.8 High
- mozilla firefox, thunderbird +1 moreUse-after-free in the Networking: Cache componentCVE-2026-100767Fix available8.8 High
- mozilla firefox, thunderbird +1 moreInformation disclosure in the Networking: JAR componentCVE-2026-100766Fix available4.3 Medium
- mozilla firefox, thunderbird +1 moreUse-after-free in the JavaScript: WebAssembly componentCVE-2026-100765Fix available8.8 High
- mozilla firefox, thunderbird +1 moreSandbox escape due to use-after-free in the DOM: Content Processes componentCVE-2026-100762Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreSandbox escape in the Security: Process Sandboxing componentCVE-2026-100760Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUninitialized memory in the Storage: Quota Manager componentCVE-2026-100759Fix available8.1 High
- mozilla firefox, thunderbird +1 moreSandbox escape in the DOM: Navigation componentCVE-2026-100758Fix available9.6 Critical
- mozilla firefox, thunderbird +1 moreUse-after-free in the Widget componentCVE-2026-100757Fix available8.8 High
- mozilla firefox, thunderbird +1 moreIncorrect boundary conditions in the Audio/Video: Playback componentCVE-2026-100756Fix available8.1 High
- mozilla firefox, thunderbird +1 moreMitigation bypass in the Widget: Win32 componentCVE-2026-920799.1 Critical
- mozilla firefox, thunderbird +1 moreDenial-of-service in the Security componentCVE-2026-92078Fix available6.5 Medium
- mozilla firefox, thunderbird +1 moreDenial-of-service in the SVG componentCVE-2026-92077Fix available6.5 Medium
- mozilla firefox, thunderbird +1 moreIncorrect boundary conditions in the Networking componentCVE-2026-92076Fix available8.8 High
- mozilla firefox, thunderbird +1 moreMitigation bypass in the Networking componentCVE-2026-92075Fix available9.1 Critical
- mozilla firefox, thunderbird +1 moreMitigation bypass in the Popup Blocker componentCVE-2026-92074Fix available8.8 High
- mozilla firefox, thunderbird +1 morePrivilege escalation in the Enterprise Policies componentCVE-2026-92073Fix available8.8 High
- mozilla firefox, thunderbird +1 moreIncorrect boundary conditions in the Safe Browsing componentCVE-2026-92072Fix available8.0 High
- mozilla firefox, thunderbird +1 moreSandbox escape due to incorrect boundary conditions in the Widget: Win32 componentCVE-2026-920719.6 Critical
- mozilla firefox, thunderbird +1 moreInformation disclosure in the Networking componentCVE-2026-92070Fix available4.3 Medium
- mozilla firefox, thunderbird +1 moreSpoofing issue in the DOM: Navigation componentCVE-2026-92069Fix available5.4 Medium
- mozilla firefox, thunderbird +1 moreSite isolation issue in the Reader Mode componentCVE-2026-92068Fix available5.4 Medium
- mozilla firefox, thunderbird +1 moreUse-after-free in the Widget: Gtk componentCVE-2026-92067Fix available8.8 High
- mozilla firefox, thunderbird +1 moreSandbox escape in the Profile Backup componentCVE-2026-920669.8 Critical
- mozilla firefox, thunderbird +1 moreSandbox escape due to incorrect boundary conditions in the Widget: Win32 componentCVE-2026-920658.8 High
- mozilla firefox, thunderbird +1 moreSandbox escape due to incorrect boundary conditions in the Widget: Win32 componentCVE-2026-920648.8 High
- mozilla firefox, thunderbird +1 moreDenial-of-service in the Audio/Video componentCVE-2026-920636.5 Medium
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