Search Results (3841 CVEs found)

CVE Vendors Products Updated CVSS v3.1
CVE-2022-26485 2 Mozilla, Redhat 7 Firefox, Firefox Focus, Firefox Mobile and 4 more 2026-08-19 8.8 High
Removing an XSLT parameter during processing could have lead to an exploitable use-after-free. We have had reports of attacks in the wild abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 91.6.2, and Focus < 97.3.0.
CVE-2023-29534 1 Mozilla 2 Firefox Focus, Firefox Mobile 2026-08-19 9.1 Critical
Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spoofing attacks. *This bug only affects Firefox and Focus for Android. Other versions of Firefox are unaffected.* This vulnerability affects Firefox for Android < 112 and Focus for Android < 112.
CVE-2020-26955 1 Mozilla 1 Firefox Mobile 2026-08-19 6.5 Medium
When a user downloaded a file in Firefox for Android, if a cookie is set, it would have been re-sent during a subsequent file download operation on the same domain, regardless of whether the original and subsequent request were in private and non-private browsing modes. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83.
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-2020-15666 1 Mozilla 2 Firefox, Firefox Mobile 2026-08-19 6.5 Medium
When trying to load a non-video in an audio/video context the exact status code (200, 302, 404, 500, 412, 403, etc.) was disclosed via the MediaError Message. This level of information leakage is inconsistent with the standardized onerror/onsuccess disclosure and can lead to inferring login status to services or device discovery on a local network among other attacks. This vulnerability affects Firefox < 80 and Firefox for Android < 80.
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.
CVE-2026-8091 1 Mozilla 2 Firefox, Thunderbird 2026-08-11 9.8 Critical
Incorrect boundary conditions in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150, Thunderbird 150, Firefox ESR 140.10.1, Thunderbird 140.10.1, and Firefox ESR 115.35.2.
CVE-2026-18809 1 Mozilla 1 Firefox 2026-08-04 6.5 Medium
Information disclosure in Firefox for Android and Firefox Focus for Android. This vulnerability was fixed in Firefox 153.0.3.
CVE-2026-16392 1 Mozilla 2 Firefox, Thunderbird 2026-07-30 9.1 Critical
JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.