Critical
CVSS: 9.8
Memory safety bug present in Firefox 143 and Thunderbird 143. This bug showed evidence of memory corruption and we presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 14…
High
CVSS: 8.1
The Firefox and Firefox Focus UI for the Android custom tab feature only showed the "site" that was loaded, not the full hostname. User supplied content hosted on a subdomain of a site could have been used to fool a user into thinking it wa…
Critical
CVSS: 9.8
Starting in Thunderbird 143, the use of the native messaging API by web extensions on Windows could lead to crashes caused by use-after-free memory corruption. This vulnerability affects Firefox < 144 and Thunderbird < 144.
Medium
CVSS: 6.5
When the address bar was hidden due to scrolling on Android, a malicious page could create a fake address bar to fool the user in response to a visibilitychange event This vulnerability affects Firefox < 144.
Critical
CVSS: 9.1
When switching between Android apps using the card carousel Firefox shows a black screen as its card image when a password-related screen was the last one being used. Prior to Firefox 144 the password edit screen was visible. This vulnerabi…
Medium
CVSS: 6.5
Links in a sandboxed iframe could open an external app on Android without the required "allow-" permission. This vulnerability affects Firefox < 144 and Thunderbird < 144.
High
CVSS: 8.8
Memory safety bugs present in Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited…
High
CVSS: 8.8
Memory safety bugs present in Firefox ESR 115.28, Firefox ESR 140.3, Thunderbird ESR 140.3, Firefox 143 and Thunderbird 143. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could…
High
CVSS: 8.1
Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect the application when running on other operating systems. This vulnerability affects Fire…
Medium
CVSS: 6.1
A malicious page could have used the type attribute of an OBJECT tag to override the default browser behavior when encountering a web resource served without a content-type. This could have contributed to an XSS on a site that unsafely serv…
Medium
CVSS: 6.5
There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
Critical
CVSS: 9.8
A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR <…
Critical
CVSS: 9.8
A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 1…
Critical
CVSS: 9.8
Use-after-free in MediaTrackGraphImpl::GetInstance() This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
High
CVSS: 7.5
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability affects Firefox < 143.0.3.
High
CVSS: 8.6
Sandbox escape due to integer overflow in the Graphics: Canvas2D component. This vulnerability affects Firefox < 143.0.3.
Medium
CVSS: 4.0
Cookie storage for non-HTML temporary documents was being shared incorrectly with normal browsing content, allowing information from private tabs to escape Incognito mode even after the user closed all tabs This vulnerability affects Firefo…
High
CVSS: 8.8
Memory safety bugs present in Firefox ESR 140.2, Thunderbird ESR 140.2, Firefox 142 and Thunderbird 142. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited…
Medium
CVSS: 6.2
Information disclosure in the Networking: Cache component. This vulnerability affects Firefox < 143, Firefox ESR < 140.3, Thunderbird < 143, and Thunderbird < 140.3.
High
CVSS: 7.5
Information disclosure, mitigation bypass in the Privacy component in Firefox for Android. This vulnerability affects Firefox < 143.