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High 7.5
Video frames could have been leaked between origins in some situations. This vulnerability affects Firefox < 132, Firef…
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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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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 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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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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High 8.1
Memory safety bugs present in Firefox 122, Firefox ESR 115.7, and Thunderbird 115.7. Some of these bugs showed evidence…
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High 7.5
Incorrect code generation could have led to unexpected numeric conversions and potential undefined behavior.*Note:* Thi…
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High 7.5
When storing and re-accessing data on a networking channel, the length of buffers may have been confused, resulting in …
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High 7.5
An unchecked return value in TLS handshake code could have caused a potentially exploitable crash. This vulnerability a…
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High 8.8
Memory safety bugs present in Firefox 121, Firefox ESR 115.6, and Thunderbird 115.6. Some of these bugs showed evidence…
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High 8.8
A malicious devtools extension could have been used to escalate privileges. This vulnerability affects Firefox < 122, F…
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High 8.8
A bug in popup notifications delay calculation could have made it possible for an attacker to trick a user into grantin…
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High 8.8
Firefox was susceptible to a heap buffer overflow in `nsTextFragment` due to insufficient OOM handling. This vulnerabil…
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High 7.5
During garbage collection extra operations were performed on a object that should not be. This could have led to a pote…
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High 7.5
Drivers are not always robust to extremely large draw calls and in some cases this scenario could have led to a crash. …
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High 8.8
Electron affected by libvpx's heap buffer overflow in vp8 encoding
Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
KEV Oct 2, 2023 -
High 8.8
libwebp: OOB write in BuildHuffmanTable
Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)
KEV Sep 13, 2023 -
High 8.8
Memory safety bugs fixed in Firefox 117, Firefox ESR 115.2, and Thunderbird 115.2
Memory safety bugs present in Firefox 116, Firefox ESR 115.1, and Thunderbird 115.1. 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 vulnerabili…
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High 7.5
Browsing Context potentially not cleared when closing Private Window
When checking if the Browsing Context had been discarded in `HttpBaseChannel`, if the load group was not available then it was assumed to have already been discarded which was not always the case for private channels after the private session had ended. This …
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High 8.8
Buffer Overflow in WebGL glGetProgramiv
Due to large allocation checks in Angle for glsl shaders being too lenient a buffer overflow could have occurred when allocating too much private shader memory on mac OS. *This bug only affects Firefox on macOS. Other operating systems are unaffected.* This v…
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High 7.8
Insufficient validation in the Drag and Drop API in conjunction with social engineering, may have allowed an attacker t…
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High 8.8
An attacker could construct a PKCS 12 cert bundle in such a way that could allow for arbitrary memory writes via PKCS 1…
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High 8.8
Memory safety bugs present in Firefox 110 and Firefox ESR 102.8. Some of these bugs showed evidence of memory corruptio…
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High 8.8
While implementing AudioWorklets, some code may have casted one type to another, invalid, dynamic type. This could have…
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High 8.8
A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permis…
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High 8.8
Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run att…
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High 8.8
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. Some of these bugs showed evidence of memory corruptio…
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High 8.8
Memory safety bugs fixed in Firefox 109 and Firefox ESR 102.7
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 108 and Firefox ESR 102.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to…
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High 8.8
Permission prompts for opening external schemes were only shown for <code>ContentPrincipals</code> resulting in extensi…
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High 8.8
An invalid downcast from <code>nsTextNode</code> to <code>SVGElement</code> could have lead to undefined behavior. This…
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High 8.8
When encoding data from an <code>inputStream</code> in <code>xpcom</code> the size of the input being encoded was not c…
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High 8.8
Module load requests that failed were not being checked as to whether or not they were cancelled causing a use-after-fr…
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High 8.8
Cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartments to be stored in …
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High 8.8
Memory safety bugs present in Firefox ESR 102.7. Some of these bugs showed evidence of memory corruption and we presume…
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High 8.1
After downloading a Windows <code>.url</code> shortcut from the local filesystem, an attacker could supply a remote pat…
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High 8.8
In the <code>nsTArray_Impl::ReplaceElementsAt()</code> function, an integer overflow could have occurred when the numbe…
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High 8.8
The Mozilla Fuzzing Team reported potential vulnerabilities present in Thunderbird 91.10. Some of these bugs showed evi…
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High 8.8
An iframe that was not permitted to run scripts could do so if the user clicked on a <code>javascript:</code> link. Thi…
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High 8.8CVE-2022-28281 Public exploit
If a compromised content process sent an unexpected number of WebAuthN Extensions in a Register command to the parent p…