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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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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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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 5.9
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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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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Medium 6.1
Set-Cookie response headers were being incorrectly honored in multipart HTTP responses. If an attacker could control th…
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Medium 6.1
If a website set a large custom cursor, portions of the cursor could have overlapped with the permission dialog, potent…
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Medium 6.1
A malicious website could have used a combination of exiting fullscreen mode and `requestPointerLock` to cause the user…
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Medium 6.5
Through a series of API calls and redirects, an attacker-controlled alert dialog could have been displayed on another w…
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Medium 4.3
A website could have obscured the fullscreen notification by using a dropdown select input element. This could have led…
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Medium 6.5
In specific HSTS configurations an attacker could have bypassed HSTS on a subdomain. This vulnerability affects Firefox…
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Medium 4.3
A phishing site could have repurposed an `about:` dialog to show phishing content with an incorrect origin in the addre…
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Medium 6.5
When a parent page loaded a child in an iframe with `unsafe-inline`, the parent Content Security Policy could have over…
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Medium 6.5
A Linux user opening the print preview dialog could have caused the browser to crash. This vulnerability affects Firefo…
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Medium 6.5CVE-2024-0741 Public exploit
An out of bounds write in ANGLE could have allowed an attacker to corrupt memory leading to a potentially exploitable c…
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Medium 4.3
It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by the user due to…
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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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Medium 6.5
Certificate OCSP revocation status was not checked when verifying S/Mime signatures. Mail signed with a revoked certifi…
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Medium 6.5
If a MIME email combines OpenPGP and OpenPGP MIME data in a certain way Thunderbird repeatedly attempts to process and …
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Medium 6.5
OCSP revocation status of recipient certificates was not checked when sending S/Mime encrypted email, and revoked certi…
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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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Medium 6.5
Unexpected data returned from the Safe Browsing API could have led to memory corruption and a potentially exploitable c…
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Medium 6.5
A wrong lowering instruction in the ARM64 Ion compiler resulted in a wrong optimization result. This vulnerability affe…
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Medium 6.5
Content Security Policy wasn't being correctly applied to WebSockets in WebWorkers
A mishandled security check when creating a WebSocket in a WebWorker caused the Content Security Policy connect-src header to be ignored. This could lead to connections to restricted origins from inside WebWorkers. This vulnerability affects Firefox < 109, Fi…
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Medium 6.5
Calls to console.log allowed bypassing Content Security Policy via format directive
Regular expressions used to filter out forbidden properties and values from style directives in calls to `console.log` weren't accounting for external URLs. Data could then be potentially exfiltrated from the browser. This vulnerability affects Firefox < 109,…
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Medium 5.4
A background script invoking <code>requestFullscreen</code> and then blocking the main thread could force the browser i…
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Medium 6.5
The <code>Content-Security-Policy-Report-Only</code> header could allow an attacker to leak a child iframe's unredacted…
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Medium 5.3
Ribose RNP before 0.16.3 may hang when the input is malformed.
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Medium 4.3
If there was a PAC URL set and the server that hosts the PAC was not reachable, OCSP requests would have been blocked, …
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Medium 6.5
A malicious website that could create a popup could have resized the popup to overlay the address bar with its own cont…
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Medium 6.5
By using a link with <code>rel="localization"</code> a use-after-free could have been triggered by destroying an object…
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Medium 5.4
Due to a layout change, iframe contents could have been rendered outside of its border. This could have led to user con…
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Medium 6.5
When generating the assembly code for <code>MLoadTypedArrayElementHole</code>, an incorrect AliasSet was used. In conju…
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Medium 6.5
When displaying the sender of an email, and the sender name contained the Braille Pattern Blank space character multipl…
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Medium 5.4
When importing a revoked key that specified key compromise as the revocation reason, Thunderbird did not update the exi…