CVE-2022-1802

If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have achieved execution of attacker-controlled JavaScript code in a privileged context. This vulnerability affects Firefox ESR 91.9.1, Firefox 100.0.2, Firefox for Android 100.3.0,...

CVE-2022-22742

When inserting text while in edit mode, some characters might have lead to out-of-bounds memory access causing a potentially exploitable crash. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2022-38477

Mozilla developer Nika Layzell and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 103 and Firefox ESR 102.1. 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...

CVE-2022-22739

Malicious websites could have tricked users into accepting launching a program to handle an external URL protocol. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2022-22759

The CVE-2022-22759 issue describes a flaw where a sandboxed iframe that lacks allow-scripts could still execute an appended element’s JavaScript (e.g., event handlers) when that element is added to the iframe’s document. Affected products and versions include Firefox < 97, Thunderbird < 91....

CVE-2022-22742

CVE-2022-22742 is confirmed in connected records as an out-of-bounds memory access in Firefox/Thunderbird when inserting text in edit mode. Affected products include Firefox ESR < 91.5, Firefox < 96, and Thunderbird

CVE-2022-38476

CVE-2022-38476 describes a data race in PK11_ChangePW that could cause a use-after-free, affecting Firefox ESR < 102.2 and Thunderbird

CVE-2022-31736

CVE-2022-31736 is a cross-origin length disclosure in Mozilla products: a malicious site could learn the length of a cross-origin resource that supports Range requests. Affected are Thunderbird < 91.10, Firefox < 101, and Firefox ESR

CVE-2022-22747

Summary: CVE-2022-22747 describes a denial of service caused by incorrect parsing of empty PKCS#7 sequences after accepting an untrusted certificate, leading to a crash. The vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird

CVE-2022-3266

An out-of-bounds read can occur when decoding H264 video. This results in a potentially exploitable crash. This vulnerability affects Firefox ESR 102.3, Thunderbird 102.3, and Firefox 105...

CVE-2022-1802

If an attacker was able to corrupt the methods of an Array object in JavaScript via prototype pollution, they could have achieved execution of attacker-controlled JavaScript code in a privileged context. This vulnerability affects Firefox ESR 91.9.1, Firefox 100.0.2, Firefox for Android 100.3.0,...

CVE-2022-31738

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-2022-34479

A malicious website that could create a popup could have resized the popup to overlay the address bar with its own content, resulting in potential user confusion or spoofing attacks. This bug only affects Thunderbird for Linux. Other operating systems are unaffected.. This vulnerability affects...

CVE-2022-36319

When combining CSS properties for overflow and transform, the mouse cursor could interact with different coordinates than displayed. This vulnerability affects Firefox ESR 102.1, Firefox ESR 91.12, Firefox 103, Thunderbird 102.1, and Thunderbird 91.12...

CVE-2022-22737

Constructing audio sinks could have lead to a race condition when playing audio files and closing windows. This could have lead to a use-after-free causing a potentially exploitable crash. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2022-22739

Malicious websites could have tricked users into accepting launching a program to handle an external URL protocol. This vulnerability affects Firefox ESR 91.5, Firefox 96, and Thunderbird 91.5...

CVE-2022-29911

An improper implementation of the new iframe sandbox keyword allow-top-navigation-by-user-activation could lead to script execution without allow-scripts being present. This vulnerability affects Thunderbird 91.9, Firefox ESR 91.9, and Firefox 100...

CVE-2022-29916

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-2022-31740

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-2022-31744

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...