1,654 results · Feed
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Unscored —
Memory safety bugs present in Firefox 115. Some of these bugs showed evidence of memory corruption and we presume that …
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Unscored —
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. Some of these bugs showed evidence…
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Unscored —
Memory safety bugs present in Firefox 115, Firefox ESR 115.0, Firefox ESR 102.13, Thunderbird 115.0, and Thunderbird 10…
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Unscored —
When the number of cookies per domain was exceeded in `document.cookie`, the actual cookie jar sent to the host was no …
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Unscored —
When opening appref-ms files, Firefox did not warn the user that these files may contain malicious code. *This bug only…
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Unscored —
Full screen notification obscured by external program
A website could have obscured the full screen notification by using a URL with a scheme handled by an external program, such as a mailto URL. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefo…
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Unscored —
The Firefox updater created a directory writable by non-privileged users. When uninstalling Firefox, any files in that …
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Unscored —
Full screen notification obscured by file open dialog
A website could have obscured the full screen notification by using the file open dialog. This could have led to user confusion and possible spoofing attacks. This vulnerability affects Firefox < 116, Firefox ESR < 115.2, and Thunderbird < 115.2.
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Unscored —CVE-2023-4050 EPSS 13%
In some cases, an untrusted input stream was copied to a stack buffer without checking its size. This resulted in a pot…
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Unscored —
Race conditions in reference counting code were found through code inspection. These could have resulted in potentially…
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Unscored —
An out-of-bounds read could have led to an exploitable crash when parsing HTML with DOMParser in low memory situations.…
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Unscored —
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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Unscored —
In some circumstances, a stale value could have been used for a global variable in WASM JIT analysis. This resulted in …
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Unscored —
Offscreen Canvas did not properly track cross-origin tainting, which could have been used to access image data from ano…
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Unscored —
Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. Some of these bugs showed eviden…
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Unscored —
Cross-compartment wrappers wrapping a scripted proxy could have caused objects from other compartments to be stored in …
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Medium 5.3CVE-2023-1999 Public exploit
Use after free in libwebp
There exists a use after free/double free in libwebp. An attacker can use the ApplyFiltersAndEncode() function and loop through to free best.bw and assign best = trial pointer. The second loop will then return 0 because of an Out of memory error in VP8 encode…
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Critical 9.8
An invalid downcast from `nsHTMLDocument` to `nsIContent` could have lead to undefined behavior. This vulnerability aff…
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High 7.5
The return value from `gfx::SourceSurfaceSkia::Map()` wasn't being verified which could have potentially lead to a null…
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Unscored —
Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. Some of these bugs showed eviden…
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Medium 6.5
When recording the screen while in Private Browsing on Firefox for Android the address bar and keyboard were not hidden…
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Critical 9.1
Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have …
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Medium 6.5
Similar to CVE-2023-28163, this time when choosing 'Save Link As', suggested filenames containing environment variable …
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Critical 9.8
A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious fi…
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Medium 5.5
A local attacker can trick the Mozilla Maintenance Service into applying an unsigned update file by pointing the servic…
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Critical 9.8
An attacker could have caused an out of bounds memory access using WebGL APIs, leading to memory corruption and a poten…
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Unscored —
Mozilla developers and community members Ronald Crane, Andrew McCreight, Randell Jesup and the Mozilla Fuzzing Team rep…
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Unscored —
Documents were incorrectly assuming an ordering of principal objects when ensuring we were loading an appropriately pri…
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Unscored —
A maliciously crafted favicon could have led to an out of memory crash. This vulnerability affects Firefox < 113.
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Unscored —
Service workers could reveal script base URL due to dynamic `import()`. This vulnerability affects Firefox < 113.
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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
Memory safety bugs present in Firefox 110. Some of these bugs showed evidence of memory corruption and we presume that …
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High 8.8
If temporary "one-time" permissions, such as the ability to use the Camera, were granted to a document loaded using a f…
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Medium 6.5
Dragging a URL from a cross-origin iframe that was removed during the drag could have led to user confusion and website…
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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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Medium 6.5
When following a redirect to a publicly accessible web extension file, the URL may have been translated to the actual l…
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Unscored —
An out-of-bound read could have led to a crash in the RLBox Expat driver. This vulnerability affects Firefox < 113, Fir…
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Unscored —
In multiple cases browser prompts could have been obscured by popups controlled by content. These could have led to pot…
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Unscored —
An attacker could have positioned a `datalist` element to obscure the address bar. This vulnerability affects Firefox <…