Mozilla Thunderbird vulnerabilities

CVE-2021-29987 [MEDIUM] CWE-307 CVE-2021-29987: After requesting multiple permissions, and closing the first permission panel, subsequent permission After requesting multiple permissions, and closing the first permission panel, subsequent permission panels will be displayed in a different position but still record a click in the default location, making it possible to trick a user into accepting a permission they did not want to. *This bug only affects Firefox on Linux. Other operating systems a

CVE-2023-28163 [MEDIUM] CWE-22 CVE-2023-28163: When downloading files through the Save As dialog on Windows with suggested filenames containing env When downloading files through the Save As dialog on Windows with suggested filenames containing environment variable names, Windows would have resolved those in the context of the current user. *This bug only affects Firefox on Windows. Other versions of Firefox are unaffected.*. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thu

CVE-2022-28285 [MEDIUM] CWE-125 CVE-2022-28285: When generating the assembly code for <code>MLoadTypedArrayElementHole</code>, an incorrect AliasSet When generating the assembly code for MLoadTypedArrayElementHole, an incorrect AliasSet was used. In conjunction with another vulnerability this could have been used for an out of bounds memory read. This vulnerability affects Thunderbird < 91.8, Firefox < 99, and Firefox ESR < 91.8.

CVE-2022-22748 [MEDIUM] CWE-79 CVE-2022-22748: Malicious websites could have confused Firefox into showing the wrong origin when asking to launch a Malicious websites could have confused Firefox into showing the wrong origin when asking to launch a program and handling an external URL protocol. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVE-2022-29916 [MEDIUM] CWE-200 CVE-2022-29916: Firefox behaved slightly differently for already known resources when loading CSS resources involvin Firefox behaved slightly differently for already known resources when loading CSS resources involving CSS variables. This could have been used to probe the browser history. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

CVE-2022-1196 [MEDIUM] CWE-416 CVE-2022-1196: After a VR Process is destroyed, a reference to it may have been retained and used, leading to a use After a VR Process is destroyed, a reference to it may have been retained and used, leading to a use-after-free and potentially exploitable crash. This vulnerability affects Thunderbird < 91.8 and Firefox ESR < 91.8.

CVE-2023-32211 [MEDIUM] CVE-2023-32211: A type checking bug would have led to invalid code being compiled. This vulnerability affects Firefo A type checking bug would have led to invalid code being compiled. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVE-2022-45416 [MEDIUM] CWE-203 CVE-2022-45416: Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses Keyboard events reference strings like "KeyA" that were at fixed, known, and widely-spread addresses. Cache-based timing attacks such as Prime+Probe could have possibly figured out which keys were being pressed. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

CVE-2022-46880 [MEDIUM] CWE-416 CVE-2022-46880: A missing check related to tex units could have led to a use-after-free and potentially exploitable A missing check related to tex units could have led to a use-after-free and potentially exploitable crash.*Note*: This advisory was added on December 13th, 2022 after we better understood the impact of the issue. The fix was included in the original release of Firefox 105. This vulnerability affects Firefox ESR < 102.6, Firefox < 105, and Thunderbird

CVE-2023-25751 [MEDIUM] CVE-2023-25751: Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be Sometimes, when invalidating JIT code while following an iterator, the newly generated code could be overwritten incorrectly. This could lead to a potentially exploitable crash. This vulnerability affects Firefox < 111, Firefox ESR < 102.9, and Thunderbird < 102.9.

CVE-2022-22745 [MEDIUM] CWE-200 CVE-2022-22745: Securitypolicyviolation events could have leaked cross-origin information for frame-ancestors violat Securitypolicyviolation events could have leaked cross-origin information for frame-ancestors violations. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

CVE-2022-29914 [MEDIUM] CWE-1021 CVE-2022-29914: When reusing existing popups Firefox would have allowed them to cover the fullscreen notification UI When reusing existing popups Firefox would have allowed them to cover the fullscreen notification UI, which could have enabled browser spoofing attacks. This vulnerability affects Thunderbird < 91.9, Firefox ESR < 91.9, and Firefox < 100.

CVE-2022-45404 [MEDIUM] CWE-451 CVE-2022-45404: Through a series of popup and <code>window.print()</code> calls, an attacker can cause a window to g Through a series of popup and window.print() calls, an attacker can cause a window to go fullscreen without the user seeing the notification prompt, resulting in potential user confusion or spoofing attacks. This vulnerability affects Firefox ESR < 102.5, Thunderbird < 102.5, and Firefox < 107.

CVE-2023-1945 [MEDIUM] CWE-787 CVE-2023-1945: Unexpected data returned from the Safe Browsing API could have led to memory corruption and a potent Unexpected data returned from the Safe Browsing API could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 102.10 and Firefox ESR < 102.10.

CVE-2023-25738 [MEDIUM] CWE-125 CVE-2023-25738: Members of the <code>DEVMODEW</code> struct set by the printer device driver weren't being validated Members of the DEVMODEW struct set by the printer device driver weren't being validated and could have resulted in invalid values which in turn would cause the browser to attempt out of bounds access to related variables.*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox < 110, Thu

CVE-2022-31742 [MEDIUM] CWE-203 CVE-2022-31742: An attacker could have exploited a timing attack by sending a large number of allowCredential entrie An attacker could have exploited a timing attack by sending a large number of allowCredential entries and detecting the difference between invalid key handles and cross-origin key handles. This could have led to cross-origin account linking in violation of WebAuthn goals. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR

CVE-2023-0616 [MEDIUM] CWE-400 CVE-2023-0616: If a MIME email combines OpenPGP and OpenPGP MIME data in a certain way Thunderbird repeatedly attem If a MIME email combines OpenPGP and OpenPGP MIME data in a certain way Thunderbird repeatedly attempts to process and display the message, which could cause Thunderbird's user interface to lock up and no longer respond to the user's actions. An attacker could send a crafted message with this structure to attempt a DoS attack. This vulnerability affec

CVE-2022-29913 [MEDIUM] CWE-285 CVE-2022-29913: The parent process would not properly check whether the Speech Synthesis feature is enabled, when re The parent process would not properly check whether the Speech Synthesis feature is enabled, when receiving instructions from a child process. This vulnerability affects Thunderbird < 91.9.

CVE-2022-2226 [MEDIUM] CWE-294 CVE-2022-2226: An OpenPGP digital signature includes information about the date when the signature was created. Whe An OpenPGP digital signature includes information about the date when the signature was created. When displaying an email that contains a digital signature, the email's date will be shown. If the dates were different, then Thunderbird didn't report the email as having an invalid signature. If an attacker performed a replay attack, in which an old emai

CVE-2025-8027 [MEDIUM] CWE-457 CVE-2025-8027: On 64-bit platforms IonMonkey-JIT only wrote 32 bits of the 64-bit return value space on the stack. On 64-bit platforms IonMonkey-JIT only wrote 32 bits of the 64-bit return value space on the stack. Baseline-JIT, however, read the entire 64 bits. This vulnerability was fixed in Firefox 141, Firefox ESR 115.26, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.