Mozilla Firefox Mobile

84 CVEs affecting Mozilla Firefox Mobile. Latest disclosed: 2026-09-01. Critical: 4, High: 16.

Top CVEs affecting Mozilla Firefox Mobile
CVESeverityScorePublishedSummary
CVE-2026-84135Critical9.82026-09-01Other issue in Firefox Focus for Android. This vulnerability was fixed in Firefox 155.
CVE-2023-49060Critical9.82023-11-21An attacker could have accessed internal pages or data by ex-filtrating a security key from ReaderMode via the `referrerpolicy` attribute. This vulnerability a…
CVE-2022-26486Critical9.62022-12-22An unexpected message in the WebGPU IPC framework could lead to a use-after-free and exploitable sandbox escape. We have had reports of attacks in the wild abu…
CVE-2023-29534Critical9.12023-06-19Different techniques existed to obscure the fullscreen notification in Firefox and Focus for Android. These could have led to potential user confusion and spo…
CVE-2026-84117High8.82026-09-01Privilege escalation in Firefox for Android. This vulnerability was fixed in Firefox 155.
CVE-2023-29551High8.82023-06-02Memory 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 h…
CVE-2023-29550High8.82023-06-02Memory 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…
CVE-2023-29543High8.82023-06-02An attacker could have caused memory corruption and a potentially exploitable use-after-free of a pointer in a global object's debugger vector. This vulnerabil…
CVE-2023-29541High8.82023-06-02Firefox did not properly handle downloads of files ending in <code>.desktop</code>, which can be interpreted to run attacker-controlled commands. <br>*This bug…
CVE-2023-29539High8.82023-06-02When handling the filename directive in the Content-Disposition header, the filename would be truncated if the filename contained a NULL character. This could…
CVE-2023-29536High8.82023-06-02An attacker could cause the memory manager to incorrectly free a pointer that addresses attacker-controlled memory, resulting in an assertion, memory corruptio…
CVE-2022-26485High8.82022-12-22Removing 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. Th…
CVE-2020-15670High8.82020-10-01Mozilla developers reported memory safety bugs present in Firefox for Android 79. Some of these bugs showed evidence of memory corruption and we presume that w…
CVE-2024-7523High8.12024-08-06A select option could partially obscure security prompts. This could be used by a malicious site to trick a user into granting permissions. *This issue only a…
CVE-2021-29993High8.12021-11-03Firefox for Android allowed navigations through the `intent://` protocol, which could be used to cause crashes and UI spoofs. *This bug only affects Firefox fo…
CVE-2026-16373High7.52026-07-21Information disclosure in the Privacy component in Firefox for Android. This vulnerability was fixed in Firefox 153.
CVE-2023-25747High7.52023-06-19A potential use-after-free in libaudio was fixed by disabling the AAudio backend when running on Android API below version 30. *This bug only affects Firefox f…
CVE-2023-29537High7.52023-06-02Multiple race conditions in the font initialization could have led to memory corruption and execution of attacker-controlled code. This vulnerability affects F…
CVE-2020-6830High7.52020-05-26For native-to-JS bridging, the app requires a unique token to be passed that ensures non-app code can't call the bridging functions. That token was being used…
CVE-2026-16404High7.42026-07-21Spoofing issue in Firefox for Android. This vulnerability was fixed in Firefox 153.