712 results · Feed
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High 8.1
The date picker could partially obscure security prompts. This could be used by a malicious site to trick a user into g…
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Medium 6.3
Calling `PK11_Encrypt()` in NSS using CKM_CHACHA20 and the same buffer for input and output can result in plaintext on …
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High 7.5
ANGLE failed to initialize parameters which lead to reading from uninitialized memory. This could be leveraged to leak …
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High 8.8
Unexpected marking work at the start of sweeping could have led to a use-after-free. This vulnerability affects Firefox…
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Critical 9.8
Incorrect garbage collection interaction in IndexedDB could have led to a use-after-free. This vulnerability affects Fi…
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Critical 9.1
It was possible for a web extension with minimal permissions to create a `StreamFilter` which could be used to read and…
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Critical 9.1
Editor code failed to check an attribute value. This could have led to an out-of-bounds read. This vulnerability affect…
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Critical 9.8
Incomplete WebAssembly exception handing could have led to a use-after-free. This vulnerability affects Firefox < 129, …
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High 8.8
A type confusion bug in WebAssembly could be leveraged by an attacker to potentially achieve code execution. This vulne…
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Medium 6.1
Firefox adds web-compatibility shims in place of some tracking scripts blocked by Enhanced Tracking Protection. On a si…
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High 8.8
Insufficient checks when processing graphics shared memory could have led to memory corruption. This could be leveraged…
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Medium 6.5
Select options could obscure the fullscreen notification dialog. This could be used by a malicious site to perform a sp…
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Critical 9.8
Memory corruption in NSS
A mismatch between allocator and deallocator could have led to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
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High 7.4
Memory corruption in thread creation
In an out-of-memory scenario an allocation could fail but free would have been called on the pointer afterwards leading to memory corruption. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
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High 7.5
Memory safety bugs fixed in Firefox 128, Firefox ESR 115.13, Thunderbird 128, and Thunderbird 115.13
Memory safety bugs present in Firefox 127, Firefox ESR 115.12, and Thunderbird 115.12. 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 vulnerabi…
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Medium 4.7
Race condition in permission assignment
A race condition could lead to a cross-origin container obtaining permissions of the top-level origin. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird < 115.13, and Thunderbird < 128.
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Medium 6.3
Memory corruption in WebGL API
Due to large allocation checks in Angle for GLSL shaders being too lenient an out-of-bounds access could occur when allocating more than 8192 ints in private shader memory on macOS. This vulnerability affects Firefox < 128, Firefox ESR < 115.13, Thunderbird <…
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High 7.0
Memory safety bugs present in Firefox 126, Firefox ESR 115.11, and Thunderbird 115.11. Some of these bugs showed eviden…
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High 8.6
By manipulating the text in an `<input>` tag, an attacker could have caused corrupt memory leading to a potential…
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Medium 4.7
By tricking the browser with a `X-Frame-Options` header, a sandboxed iframe could have presented a button that, if clic…
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Medium 6.5
On Windows 10, when using the 'Save As' functionality, an attacker could have tricked the browser into saving the file …
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Medium 6.1
Offscreen Canvas did not properly track cross-origin tainting, which could be used to access image data from another si…
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High 7.5
Memory corruption in the networking stack could have led to a potentially exploitable crash. This vulnerability affects…
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High 8.1
If a garbage collection was triggered at the right time, a use-after-free could have occurred during object transplant.…
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Medium 4.3
By monitoring the time certain operations take, an attacker could have guessed which external protocol handlers were fu…
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Medium 5.9
When importing resources using Web Workers, error messages would distinguish the difference between `application/javasc…
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Medium 6.1
A bug in popup notifications' interaction with WebAuthn made it easier for an attacker to trick a user into granting pe…
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High 8.8
When saving a page to PDF, certain font styles could have led to a potential use-after-free crash. This vulnerability a…
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High 7.5
Memory safety bugs present in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10. Some of these bugs showed eviden…
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Medium 5.6
PDF.js vulnerable to arbitrary JavaScript execution upon opening a malicious PDF
A type check was missing when handling fonts in PDF.js, which would allow arbitrary JavaScript execution in the PDF.js context. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.
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Medium 4.3
If the `browser.privatebrowsing.autostart` preference is enabled, IndexedDB files were not properly deleted when the wi…
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High 8.1
Memory safety bug present in Firefox 124, Firefox ESR 115.9, and Thunderbird 115.9. This bug showed evidence of memory …
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Low 3.7
There was no limit to the number of HTTP/2 CONTINUATION frames that would be processed. A server could abuse this to cr…
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Medium 4.0
If an AlignedBuffer were assigned to itself, the subsequent self-move could result in an incorrect reference count and …
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Critical 9.8
The executable file warning was not presented when downloading .xrm-ms files. *Note: This issue only affected Windows o…
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Medium 5.9
On 32-bit versions there were integer-overflows that led to an out-of-bounds-read that potentially could be triggered b…
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High 7.8
The JIT created incorrect code for arguments in certain cases. This led to potential use-after-free crashes during garb…
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High 7.5
GetBoundName could return the wrong version of an object when JIT optimizations were applied. This vulnerability affect…
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High 8.8
In some code patterns the JIT incorrectly optimized switch statements and generated code with out-of-bounds-reads. This…
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High 8.4
An attacker was able to inject an event handler into a privileged object that would allow arbitrary JavaScript executio…