2,316 results · Feed
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Critical 9.8
Use-after-free in the Audio/Video: GMP component
Use-after-free in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 146 and Thunderbird 146.
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High 7.3CVE-2025-14325 Public exploit
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
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Critical 9.8
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
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High 8.8
Privilege escalation in the DOM: Notifications component
Privilege escalation in the DOM: Notifications component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
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High 8.0
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component
Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 146, Firefox ESR 115.31, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
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Critical 9.8CVE-2025-14321 Public exploit
Use-after-free in the WebRTC: Signaling component
Use-after-free in the WebRTC: Signaling component. This vulnerability was fixed in Firefox 146, Firefox ESR 140.6, Thunderbird 146, and Thunderbird 140.6.
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High 8.8
Use-after-free in the WebRTC: Audio/Video component
Use-after-free in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
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High 8.1
Memory safety bugs fixed in Firefox 145 and Thunderbird 145
Memory safety bugs present in Firefox 144 and Thunderbird 144. 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 Firefo…
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High 8.1
Same-origin policy bypass in the DOM: Notifications component
Same-origin policy bypass in the DOM: Notifications component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
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High 8.1
Same-origin policy bypass in the DOM: Workers component
Same-origin policy bypass in the DOM: Workers component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
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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 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
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Critical 9.8
Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component
Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
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High 7.5
Incorrect boundary conditions in the Graphics: WebGPU component
Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
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High 7.5
Incorrect boundary conditions in the JavaScript: WebAssembly component
Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Thunderbird 145, and Thunderbird 140.5.
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Critical 9.8
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
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Critical 9.8
Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component
Sandbox escape due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
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Critical 9.8
Incorrect boundary conditions in the Graphics: WebGPU component
Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
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Critical 9.8
Incorrect boundary conditions in the Graphics: WebGPU component
Incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 145 and Thunderbird 145.
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High 8.8
Use-after-free in the Audio/Video component
Use-after-free in the Audio/Video component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Firefox ESR 115.30, Thunderbird 145, and Thunderbird 140.5.
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Low 3.4
Spoofing issue in Firefox
Spoofing issue in Firefox. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30.
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Medium 6.1
Mitigation bypass in the DOM: Core & HTML component
Mitigation bypass in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Firefox ESR 115.30, Thunderbird 145, and Thunderbird 140.5.
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High 7.5
Race condition in the Graphics component
Race condition in the Graphics component. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, Firefox ESR 115.30, Thunderbird 145, and Thunderbird 140.5.
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Critical 9.8
Use-after-free in WebGPU internals triggered from a compromised child process
Starting with Firefox 142, it was possible for a compromised child process to trigger a use-after-free in the GPU or browser process using WebGPU-related IPC calls. This may have been usable to escape the child process sandbox. This vulnerability was fixed in…
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High 8.1
Spoofing risk in Android custom tabs
The Firefox and Firefox Focus UI for the Android custom tab feature only showed the "site" that was loaded, not the full hostname. User supplied content hosted on a subdomain of a site could have been used to fool a user into thinking it was content from a di…
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Critical 9.1
The password edit screen was not hidden in Android card view
When switching between Android apps using the card carousel Firefox shows a black screen as its card image when a password-related screen was the last one being used. Prior to Firefox 144 the password edit screen was visible. This vulnerability was fixed in F…
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Critical 9.8
Memory safety bug fixed in Firefox 144 and Thunderbird 144
Memory safety bug present in Firefox 143 and Thunderbird 143. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 144 and Thunderbir…
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Medium 6.5
Address bar could be spoofed on Android using visibilitychange
When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event. This vulnerability was fixed in Firefox 144.
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High 8.8
Memory safety bugs fixed in Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144
Memory safety bugs present in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. 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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Critical 9.8
Use-after-free caused by the native messaging web extension API on Windows
Starting in Thunderbird 143, the use of the native messaging API by web extensions on Windows could lead to crashes caused by use-after-free memory corruption. This vulnerability was fixed in Firefox 144 and Thunderbird 144.
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Medium 6.5
Sandboxed iframes allowed links to open in external apps (Android only)
Links in a sandboxed iframe could open an external app on Android without the required "allow-" permission. This vulnerability was fixed in Firefox 144 and Thunderbird 144.
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High 8.1
Potential user-assisted code execution in “Copy as cURL” command
Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect the application when running on other operating systems. This vulnerability was fixed in Firefox 144, Firef…
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Critical 9.8
Use-after-free in MediaTrackGraphImpl::GetInstance()
Use-after-free in MediaTrackGraphImpl::GetInstance(). This vulnerability was fixed in Firefox 144, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.
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Medium 6.1
An OBJECT tag type attribute overrode browser behavior on web resources without a content-type
A malicious page could have used the type attribute of an OBJECT tag to override the default browser behavior when encountering a web resource served without a content-type. This could have contributed to an XSS on a site that unsafely serves files without a …
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Medium 6.5
Some non-writable Object properties could be modified
There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 140.4.
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High 8.8
Memory safety bugs fixed in Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird ESR 140.4, Firefox 144 and Thunderbird 144
Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited…
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Critical 9.8
Cross-process information leaked due to malicious IPC messages
A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird …
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Critical 9.8
Out of bounds read/write in a privileged process triggered by WebGL textures
A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability was fixed in Firefox 144, Firefox ESR 115.29, Firefox ESR 140.4, Thunderbird 144, and Thunderbird 14…
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High 7.5
JIT miscompilation in the JavaScript Engine: JIT component
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 143.0.3.
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High 8.6
Sandbox escape due to integer overflow in the Graphics: Canvas2D component
Sandbox escape due to integer overflow in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 143.0.3.
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High 8.1
Spoofing issue in the Site Permissions component
Spoofing issue in the Site Permissions component. This vulnerability was fixed in Firefox 143 and Thunderbird 143.