662 results · Feed
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High 7.5
Information disclosure in the Graphics: WebGPU component
Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.5
Information disclosure in the IP Protection component
Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.5
Information disclosure in the DOM: Security component
Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.5
Spoofing issue in the Popup Blocker component
Spoofing issue in the Popup Blocker component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.5
Spoofing issue in the Web Speech component
Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 8.1
Mitigation bypass in the DOM: Security component
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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Medium 6.5
Spoofing issue in the Form Autofill component
Spoofing issue in the Form Autofill component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 7.5
Spoofing issue in WebExtensions
Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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Critical 9.6
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 8.6
Information disclosure, sandbox escape in the Security: Process Sandboxing component
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 8.8
Privilege escalation in the Enterprise Policies component
Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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Critical 9.8
Integer overflow in the Networking: JAR component
Integer overflow in the Networking: JAR component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 8.8
Privilege escalation in the DOM: Workers component
Privilege escalation in the DOM: Workers component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 7.5
Incorrect boundary conditions, integer overflow in the Audio/Video component
Incorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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Critical 9.6
Sandbox escape due to use-after-free in the Disability Access APIs component
Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 8.8
Privilege escalation in the Application Update component
Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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Medium 6.5
Spoofing issue in the Toolbar component in Firefox for Android
Spoofing issue in the Toolbar component in Firefox for Android. This vulnerability was fixed in Firefox 151.
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Critical 9.3
Same-origin policy bypass in the Networking: HTTP component
Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 7.5
Integer overflow in the Widget: Win32 component
Integer overflow in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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Critical 9.1
Same-origin policy bypass in the DOM: Networking component
Same-origin policy bypass in the DOM: Networking component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
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High 7.3
Use-after-free in the DOM: Bindings (WebIDL) component
Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 7.5
Incorrect boundary conditions in the Audio/Video: Web Codecs component
Incorrect boundary conditions in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
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High 7.5
Sandbox escape in Firefox and Firefox Focus for Android
Sandbox escape in Firefox and Firefox Focus for Android. This vulnerability was fixed in Firefox 151.
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Critical 9.8
Sandbox escape in the Profile Backup component
Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
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Medium 5.3
Other issue in the JavaScript Engine component
Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
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High 7.3
Use-after-free in the JavaScript: WebAssembly component
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 150.0.3.
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High 8.8CVE-2026-8389 Public exploit
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.
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Medium 6.5CVE-2026-8388 Public exploit
Incorrect boundary conditions in the JavaScript Engine: JIT component
Incorrect boundary conditions in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3, Firefox ESR 115.36, Firefox ESR 140.11, and Thunderbird 140.11.
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Critical 9.8
Other issue in the WebRTC component
Other issue in the WebRTC component. This vulnerability was fixed in Firefox ESR 140.10.2 and Thunderbird 140.10.2.
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High 8.1
Memory safety bugs fixed in Thunderbird 150.0.2
Memory safety bugs present in Thunderbird 150.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.2 an…
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High 8.1
Memory safety bugs fixed in Thunderbird ESR 140.10.2 and Thunderbird 150.0.2
Memory safety bugs present in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability wa…
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Critical 9.8
Incorrect boundary conditions in the Audio/Video: Playback component
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.
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High 7.3
Use-after-free in the DOM: Networking component
Use-after-free in the DOM: Networking component. This vulnerability was fixed in Firefox 150.0.2, Firefox ESR 140.10.2, Firefox ESR 115.35.2, Thunderbird 150.0.2, and Thunderbird 140.10.2.
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Critical 9.6
Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component
Sandbox escape due to incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, and Thunderbird 140.10.1.
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High 7.3
Memory safety bugs fixed in Thunderbird 150.0.1
Memory safety bugs present in Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 150.0.1 an…
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High 7.3
Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1
Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability wa…
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High 7.3
Memory safety bugs fixed in Thunderbird ESR 140.10.1 and Thunderbird 150.0.1
Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability wa…
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High 7.5
Information disclosure due to incorrect boundary conditions in the Audio/Video component
Information disclosure due to incorrect boundary conditions in the Audio/Video component. This vulnerability was fixed in Firefox 150.0.1, Firefox ESR 140.10.1, Firefox ESR 115.35.1, Thunderbird 150.0.1, and Thunderbird 140.10.1.
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High 7.5
Memory safety bugs fixed in Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150
Memory safety bugs present in Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary co…
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High 7.5
Memory safety bugs fixed in Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird ESR 140.10, Firefox 150 and Thunderbird 150
Memory safety bugs present in Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird ESR 140.9, Firefox 149 and Thunderbird 149. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited…