Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Filtered by product Firefox
Total 2647 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2022-34472 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 4.3 MEDIUM
If there was a PAC URL set and the server that hosts the PAC was not reachable, OCSP requests would have been blocked, resulting in incorrect error pages being shown. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
CVE-2022-34471 1 Mozilla 1 Firefox 2024-11-21 N/A 6.5 MEDIUM
When downloading an update for an addon, the downloaded addon update's version was not verified to match the version selected from the manifest. If the manifest had been tampered with on the server, an attacker could trick the browser into downgrading the addon to a prior version. This vulnerability affects Firefox < 102.
CVE-2022-34470 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 9.8 CRITICAL
Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
CVE-2022-34469 2 Google, Mozilla 2 Android, Firefox 2024-11-21 N/A 8.1 HIGH
When a TLS Certificate error occurs on a domain protected by the HSTS header, the browser should not allow the user to bypass the certificate error. On Firefox for Android, the user was presented with the option to bypass the error; this could only have been done by the user explicitly. <br>*This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 102.
CVE-2022-34468 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 8.8 HIGH
An iframe that was not permitted to run scripts could do so if the user clicked on a <code>javascript:</code> link. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.
CVE-2022-31748 1 Mozilla 1 Firefox 2024-11-21 N/A 9.8 CRITICAL
Mozilla developers Gabriele Svelto, Timothy Nikkel, Randell Jesup, Jon Coppeard, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 100. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 101.
CVE-2022-31747 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 9.8 CRITICAL
Mozilla developers Andrew McCreight, Nicolas B. Pierron, and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 100 and Firefox ESR 91.9. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-31746 1 Mozilla 1 Firefox 2024-11-21 N/A 6.5 MEDIUM
Internal URLs are protected by a secret UUID key, which could have been leaked to web page through the Referrer header. This vulnerability affects Firefox for iOS < 102.
CVE-2022-31745 1 Mozilla 1 Firefox 2024-11-21 N/A 4.3 MEDIUM
If array shift operations are not used, the Garbage Collector may have become confused about valid objects. This vulnerability affects Firefox < 101.
CVE-2022-31744 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 6.5 MEDIUM
An attacker could have injected CSS into stylesheets accessible via internal URIs, such as resource:, and in doing so bypass a page's Content Security Policy. This vulnerability affects Firefox ESR < 91.11, Thunderbird < 102, Thunderbird < 91.11, and Firefox < 101.
CVE-2022-31743 1 Mozilla 1 Firefox 2024-11-21 N/A 6.5 MEDIUM
Firefox's HTML parser did not correctly interpret HTML comment tags, resulting in an incongruity with other browsers. This could have been used to escape HTML comments on pages that put user-controlled data in them. This vulnerability affects Firefox < 101.
CVE-2022-31742 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 6.5 MEDIUM
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 < 91.10.
CVE-2022-31741 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 8.8 HIGH
A crafted CMS message could have been processed incorrectly, leading to an invalid memory read, and potentially further memory corruption. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-31740 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 8.8 HIGH
On arm64, WASM code could have resulted in incorrect assembly generation leading to a register allocation problem, and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-31739 2 Microsoft, Mozilla 4 Windows, Firefox, Firefox Esr and 1 more 2024-11-21 N/A 8.8 HIGH
When downloading files on Windows, the % character was not escaped, which could have lead to a download incorrectly being saved to attacker-influenced paths that used variables such as %HOMEPATH% or %APPDATA%.<br>*This bug only affects Firefox for Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-31738 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 6.5 MEDIUM
When exiting fullscreen mode, an iframe could have confused the browser about the current state of fullscreen, resulting in potential user confusion or spoofing attacks. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-31737 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 9.8 CRITICAL
A malicious webpage could have caused an out-of-bounds write in WebGL, leading to memory corruption and a potentially exploitable crash. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-31736 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 9.8 CRITICAL
A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.
CVE-2022-2505 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 8.8 HIGH
Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 102. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 102.1, Firefox < 103, and Thunderbird < 102.1.
CVE-2022-2200 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2024-11-21 N/A 8.8 HIGH
If an object prototype was corrupted by an attacker, they would have been able to set undesired attributes on a JavaScript object, leading to privileged code execution. This vulnerability affects Firefox < 102, Firefox ESR < 91.11, Thunderbird < 102, and Thunderbird < 91.11.