1,441 results · Feed
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High 7.5
When a network error occurred during page load, the prior content could have remained in view with a blank URL bar. Thi…
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Medium 5.9
An iterator stop condition was missing when handling WASM code in the built-in profiler, potentially leading to invalid…
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Medium 6.5
The `ShmemCharMapHashEntry()` code was susceptible to potentially undefined behavior by bypassing the move semantics fo…
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Medium 5.9
An HTTP digest authentication nonce value was generated using `rand()` which could lead to predictable values. This vul…
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High 8.6
A memory allocation check was missing which would lead to a use-after-free if the allocation failed. This could have tr…
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Critical 9.8
Multiple WebRTC threads could have claimed a newly connected audio input leading to use-after-free. This vulnerability …
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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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High 8.1
Memory safety bugs present in Firefox 124. Some of these bugs showed evidence of memory corruption and we presume that …
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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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Medium 5.3
The MarkStack assignment operator, part of the JavaScript engine, could access uninitialized memory if it were used in …
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Medium 6.2
An out-of-memory condition during object initialization could result in an empty shape list. If the JIT subsequently tr…
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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 7.5
It was possible to mutate a JavaScript object so that the JIT could crash while tracing it. This vulnerability affects …
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High 8.8
A use-after-free could occur during WASM execution if garbage collection ran during the creation of an array. This vuln…
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Medium 6.5
In certain cases the JIT incorrectly optimized MSubstr operations, which led to out-of-bounds reads. This vulnerability…
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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 7.5
A use-after-free could result if a JavaScript realm was in the process of being initialized when a garbage collection s…
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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…
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Critical 9.8
An attacker was able to perform an out-of-bounds read or write on a JavaScript object by fooling range-based bounds che…
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Critical 9.8
Memory safety bugs present in Firefox 123. Some of these bugs showed evidence of memory corruption and we presume that …
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High 8.8
Memory safety bugs present in Firefox 123, Firefox ESR 115.8, and Thunderbird 115.8. Some of these bugs showed evidence…
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High 7.5
Data was not properly sanitized when decoding a QUIC ACK frame; this could have led to unrestricted memory consumption …
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High 8.1
If an attacker could find a way to trigger a particular code path in `SafeRefPtr`, it could have triggered a crash or p…
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Medium 5.5
A missing delay on when pointer lock was used could have allowed a malicious page to trick a user into granting permiss…
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Medium 6.1
Using a markup injection an attacker could have stolen nonce values. This could have been used to bypass strict content…
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Medium 6.5
NSS was susceptible to a timing side-channel attack when performing RSA decryption. This attack could potentially allow…
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Medium 6.1
The permission prompt input delay could expire while the window is not in focus. This makes it vulnerable to clickjacki…
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High 8.4
`AppendEncodedAttributeValue(), ExtraSpaceNeededForAttrEncoding()` and `AppendEncodedCharacters()` could have experienc…
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High 8.1
Return registers were overwritten which could have allowed an attacker to execute arbitrary code. *Note:* This issue on…
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Low 3.7
Passing invalid data could have led to invalid wasm values being created, such as arbitrary integers turning into point…
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Medium 6.5
The incorrect object was checked for NULL in the built-in profiler, potentially leading to invalid memory access and un…