Search Results (4247 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2023-29551 1 Mozilla 3 Firefox, Firefox Mobile, Focus 2026-08-19 8.8 High
Memory safety bugs present in Firefox 111. 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 for Android < 112, Firefox < 112, and Focus for Android < 112.
CVE-2023-29536 2 Mozilla, Redhat 10 Firefox, Firefox Esr, Firefox Mobile and 7 more 2026-08-19 8.8 High
An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruption, or a potentially exploitable crash. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
CVE-2023-29538 1 Mozilla 3 Firefox, Firefox Mobile, Focus 2026-08-19 4.3 Medium
Under specific circumstances a WebExtension may have received a <code>jar:file:///</code> URI instead of a <code>moz-extension:///</code> URI during a load request. This leaked directory paths on the user's machine. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
CVE-2023-29540 1 Mozilla 3 Firefox, Firefox Mobile, Focus 2026-08-19 6.1 Medium
Using a redirect embedded into <code>sourceMappingUrls</code> could allow for navigation to external protocol links in sandboxed iframes without <code>allow-top-navigation-to-custom-protocols</code>. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
CVE-2023-29537 1 Mozilla 3 Firefox, Firefox Mobile, Focus 2026-08-19 7.5 High
Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects Firefox for Android < 112, Firefox < 112, and Focus for Android < 112.
CVE-2023-29550 2 Mozilla, Redhat 10 Firefox, Firefox Esr, Firefox Mobile and 7 more 2026-08-19 8.8 High
Memory safety bugs present in Firefox 111 and Firefox ESR 102.9. 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 Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
CVE-2020-26954 1 Mozilla 1 Firefox Mobile 2026-08-19 4.3 Medium
When accepting a malicious intent from other installed apps, Firefox for Android accepted manifests from arbitrary file paths and allowed declaring webapp manifests for other origins. This could be used to gain fullscreen access for UI spoofing and could also lead to cross-origin attacks on targeted websites. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83.
CVE-2023-29541 2 Mozilla, Redhat 10 Firefox, Firefox Esr, Firefox Mobile and 7 more 2026-08-19 8.8 High
Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run attacker-controlled commands. <br>*This bug only affects Firefox for Linux on certain Distributions. Other operating systems are unaffected, and Mozilla is unable to enumerate all affected Linux Distributions.*. This vulnerability affects Firefox < 112, Focus for Android < 112, Firefox ESR < 102.10, Firefox for Android < 112, and Thunderbird < 102.10.
CVE-2026-74976 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 6.5 Medium
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
CVE-2026-74951 1 Mozilla 2 Firefox, Firefox Mobile 2026-08-19 6.5 Medium
Clickjacking issue in Firefox for Android. This vulnerability was fixed in Firefox 154.
CVE-2026-74965 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 8.8 High
Privilege escalation in the Shell Integration component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
CVE-2026-74963 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 5.4 Medium
Same-origin policy bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 154, Firefox ESR 140.14, Firefox ESR 153.1, Thunderbird 154, Thunderbird 140.14, and Thunderbird 153.1.
CVE-2026-74958 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 7.5 High
Information disclosure in the WebRTC component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74956 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 9.1 Critical
Same-origin policy bypass in the DOM: Service Workers component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74955 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 8.8 High
Privilege escalation in the Request Handling component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74954 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 7.5 High
Information disclosure due to side-channel in the Storage: Cache API component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74950 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 8.8 High
Privilege escalation in the Downloads API component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74947 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 8.8 High
Privilege escalation due to invalid pointer in the Graphics component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74938 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 9.1 Critical
Mitigation bypass in the JavaScript: GC component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.
CVE-2026-74937 1 Mozilla 2 Firefox, Thunderbird 2026-08-19 8.8 High
Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 154, Firefox ESR 153.1, Thunderbird 154, and Thunderbird 153.1.