Vendor
Mozilla
2,559 known vulnerabilities.
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507 results · Clear filters · Feed
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Medium 6.3
Use-after-free in the XML component
Use-after-free in the XML component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.3
Other issue, use-after-free in the Storage: IndexedDB component
Other issue, use-after-free in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.3
Use-after-free in the Layout: Text and Fonts component
Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.3
Use-after-free in the Layout: Text and Fonts component
Use-after-free in the Layout: Text and Fonts component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.3
Use-after-free in the Internationalization component
Use-after-free in the Internationalization component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.3
Use-after-free in the Layout: Scrolling and Overflow component
Use-after-free in the Layout: Scrolling and Overflow component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.3
Use-after-free in the JavaScript: GC component
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 159, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 6.5
Information disclosure due to uninitialized memory in the Audio/Video component
Information disclosure due to uninitialized memory in the Audio/Video component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, Firefox ESR 153.6, Thunderbird 159, and Thunderbird 153.6.
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Medium 5.4
External protocol handler (tel:) address bar spoof
A malicious web page could open a tel link in a window that was showing a different website, causing the phone-call prompt to appear as if that site had requested the call. This vulnerability was fixed in Firefox for iOS 156.1.
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Medium 5.4
Facetime protocol handler enabled spoofing
A malicious web page could insert arbitrary text into the FaceTime call prompt shown by iOS, potentialy allowing it to display a phishing message inside system UI. This vulnerability was fixed in Firefox for iOS 156.1.
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Medium 5.4
Use-after-free in S/MIME decryption during a security device password prompt
When Thunderbird asked for a security device password (for example a smartcard PIN or the Primary Password) while decrypting an S/MIME message, the message load could finish or be cancelled while the prompt was open. This freed the message decoder while it wa…
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Medium 5.3
Uninitialized memory disclosure and out-of-bounds read in POP3 and SMTP NTLM authentication
When authenticating to a POP3 or SMTP server using NTLM, Thunderbird did not check whether the server's challenge was valid base64. A malicious server could send a challenge that caused Thunderbird to include uninitialized heap memory in its NTLM response, di…
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Medium 5.9
Account password sent unencrypted during Exchange account setup
When setting up an account, Thunderbird's Exchange AutoDiscover lookup also queried the domain's AutoDiscover service over plain HTTP. Due to a bug, that unencrypted request included the credentials the user had entered, allowing a network attacker to obtain …
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Medium 6.5
Denial-of-service in the PDF Viewer component
Denial-of-service in the PDF Viewer component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
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Medium 5.4
Uninitialized memory in the Audio/Video: cubeb component
Uninitialized memory in the Audio/Video: cubeb component. This vulnerability was fixed in Firefox 158.0.1 and Thunderbird 158.0.1.
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Medium 5.4
Cryptographic issue in the Security Block-lists, Allow-lists, and other State component
Mozilla blocked compromised intermediate eMudhra certificates via OneCRL on the 17th of October which was distributed to clients via RemoteSettings the same day. This update contains the updated OneCRL block list, ensuring clients will block the compromised c…
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Medium 6.5
Denial-of-service in the Printing: Output component
Denial-of-service in the Printing: Output component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 4.2
Race condition in the Networking: DNS component
Race condition in the Networking: DNS component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 4.2
Race condition in the XPCOM component
Race condition in the XPCOM component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 6.5
Denial-of-service in the WebRTC component
Denial-of-service in the WebRTC component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 4.3
Information disclosure in the Storage: IndexedDB component
Information disclosure in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 6.5
Denial-of-service in the Sync component
Denial-of-service in the Sync component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 6.1
Spoofing issue in the DOM: Web Serial component
Spoofing issue in the DOM: Web Serial component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 6.5
Denial-of-service in the Site Reports component
Denial-of-service in the Site Reports component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 4.3
Information disclosure in the Networking: Cache component
Information disclosure in the Networking: Cache component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 4.3
Information disclosure in the WebRTC: Networking component
Information disclosure in the WebRTC: Networking component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 5.4
Mitigation bypass in the Enterprise Policies component
Mitigation bypass in the Enterprise Policies component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 4.3
Information disclosure in the Networking component
Information disclosure in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 4.2
Race condition, use-after-free in the Graphics: Text component
Race condition, use-after-free in the Graphics: Text component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 5.4
Use-after-free in the JavaScript: WebAssembly component
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 5.4
Mitigation bypass in the File Handling component
Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 4.3
Information disclosure in the Networking component
Information disclosure in the Networking component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 5.4
Use-after-free in the DOM: Workers component
Use-after-free in the DOM: Workers component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 5.4
Use-after-free in the JavaScript: WebAssembly component
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 5.4
Use-after-free in the JavaScript: WebAssembly component
Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 4.3
Information disclosure in the PDF Viewer component
Information disclosure in the PDF Viewer component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 5.4
Use-after-free in the Storage: Bucket File System component
Use-after-free in the Storage: Bucket File System component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 5.4
Use-after-free in the Audio/Video: Playback component
Use-after-free in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.
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Medium 5.4
Use-after-free in the DOM: Animation component
Use-after-free in the DOM: Animation component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
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Medium 5.4
Use-after-free in the DOM: Core & HTML component
Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 158, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.