CVE-2024-3863

The executable file warning was not presented when downloading .xrm-ms files.Note: This issue only affected Windows operating systems. Other operating systems are unaffected. This vulnerability affects Firefox < 125, Firefox ESR < 115.10, and Thunderbird < 115.10.

CVE-2023-29542

A newline in a filename could have been used to bypass the file extension security mechanisms that replace malicious file extensions such as .lnk with .download. This could have led to accidental execution of malicious code. This bug only affects Firefox and Thunderbird on Windows. Other versions o...

CVE-2022-26486

An 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 abusing this flaw. This vulnerability affects Firefox < 97.0.2, Firefox ESR < 91.6.1, Firefox for Android < 97.3.0, Thunderbird < 9...

CVE-2023-34416

Memory safety bugs present in Firefox 113, Firefox ESR 102.11, and Thunderbird 102.12. 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 < 102.12, Fi...

CVE-2024-9680

An attacker was able to achieve code execution in the content process by exploiting a use-after-free in Animation timelines. We have had reports of this vulnerability being exploited in the wild. This vulnerability affects Firefox < 131.0.2, Firefox ESR < 128.3.1, Firefox ESR < 115.16.1, T...

CVE-2022-29917

Mozilla developers Andrew McCreight, Gabriele Svelto, Tom Ritter and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 99 and Firefox ESR 91.8. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploite...

CVE-2022-31737

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-2022-26384

If an attacker could control the contents of an iframe sandboxed with <code>allow-popups</code> but not <code>allow-scripts</code>, they were able to craft a link that, when clicked, would lead to JavaScript execution in violation of the sandbox. This vulnerability affects Firefox &lt; 98, Firefox ...

CVE-2019-11709

Mozilla developers and community members reported memory safety bugs present in Firefox 67 and Firefox ESR 60.7. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Fir...

CVE-2022-34470

Session history navigations may have led to a use-after-free and potentially exploitable crash. This vulnerability affects Firefox &lt; 102, Firefox ESR &lt; 91.11, Thunderbird &lt; 102, and Thunderbird &lt; 91.11.

CVE-2022-22759

If a document created a sandboxed iframe without <code>allow-scripts</code>, and subsequently appended an element to the iframe's document that e.g. had a JavaScript event handler - the event handler would have run despite the iframe's sandbox. This vulnerability affects Firefox &lt; 97, Thunderbir...

CVE-2022-31747

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 ru...

CVE-2022-31736

A malicious website could have learned the size of a cross-origin resource that supported Range requests. This vulnerability affects Thunderbird &lt; 91.10, Firefox &lt; 101, and Firefox ESR &lt; 91.10.

CVE-2020-26950

In certain circumstances, the MCallGetProperty opcode can be emitted with unmet assumptions resulting in an exploitable use-after-free condition. This vulnerability affects Firefox &lt; 82.0.3, Firefox ESR &lt; 78.4.1, and Thunderbird &lt; 78.4.2.

CVE-2025-1009

An attacker could have caused a use-after-free via crafted XSLT data, leading to a potentially exploitable crash. This vulnerability affects Firefox &lt; 135, Firefox ESR &lt; 115.20, Firefox ESR &lt; 128.7, Thunderbird &lt; 128.7, and Thunderbird &lt; 135.

CVE-2019-9791

The type inference system allows the compilation of functions that can cause type confusions between arbitrary objects when compiled through the IonMonkey just-in-time (JIT) compiler and when the constructor function is entered through on-stack replacement (OSR). This allows for possible arbitrary ...

CVE-2017-5461

Mozilla Network Security Services (NSS) before 3.21.4, 3.22.x through 3.28.x before 3.28.4, 3.29.x before 3.29.5, and 3.30.x before 3.30.1 allows remote attackers to cause a denial of service (out-of-bounds write) or possibly have unspecified other impact by leveraging incorrect base64 operations.

CVE-2019-9792

The IonMonkey just-in-time (JIT) compiler can leak an internal JS_OPTIMIZED_OUT magic value to the running script during a bailout. This magic value can then be used by JavaScript to achieve memory corruption, which results in a potentially exploitable crash. This vulnerability affects Thunderbird ...

CVE-2023-4056

Memory safety bugs present in Firefox 115, Firefox ESR 115.0, Firefox ESR 102.13, Thunderbird 115.0, and Thunderbird 102.13. 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 vulnerabili...

CVE-2019-11713

A use-after-free vulnerability can occur in HTTP/2 when a cached HTTP/2 stream is closed while still in use, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR &lt; 60.8, Firefox &lt; 68, and Thunderbird &lt; 60.8.

CVE-2019-11752

It is possible to delete an IndexedDB key value and subsequently try to extract it during conversion. This results in a use-after-free and a potentially exploitable crash. This vulnerability affects Firefox &lt; 69, Thunderbird &lt; 68.1, Thunderbird &lt; 60.9, Firefox ESR &lt; 60.9, and Firefox ES...

CVE-2023-4057

Memory safety bugs present in Firefox 115, Firefox ESR 115.0, and Thunderbird 115.0. 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 &lt; 116, Firefox ESR...

CVE-2020-6825

Mozilla developers and community members Tyson Smith and Christian Holler reported memory safety bugs present in Firefox 74 and Firefox ESR 68.6. 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 c...

CVE-2019-9820

A use-after-free vulnerability can occur in the chrome event handler when it is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.7, Firefox &lt; 67, and Firefox ESR &lt; 60.7.

CVE-2020-6831

A buffer overflow could occur when parsing and validating SCTP chunks in WebRTC. This could have led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox ESR &lt; 68.8, Firefox &lt; 76, and Thunderbird &lt; 68.8.0.

CVE-2020-6814

Mozilla developers reported memory safety bugs present in Firefox and Thunderbird 68.5. 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 &lt; 68.6, Fir...

CVE-2019-9788

Mozilla developers and community members reported memory safety bugs present in Firefox 65, Firefox ESR 60.5, and Thunderbird 60.5. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulner...

CVE-2019-11691

A use-after-free vulnerability can occur when working with XMLHttpRequest (XHR) in an event loop, causing the XHR main thread to be called after it has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.7, Firefox &lt; 67, and Firefox ESR &lt...

CVE-2019-9796

A use-after-free vulnerability can occur when the SMIL animation controller incorrectly registers with the refresh driver twice when only a single registration is expected. When a registration is later freed with the removal of the animation controller element, the refresh driver incorrectly leaves...

CVE-2019-11733

When a master password is set, it is required to be entered again before stored passwords can be accessed in the 'Saved Logins' dialog. It was found that locally stored passwords can be copied to the clipboard thorough the 'copy password' context menu item without re-entering the master password if...

CVE-2019-9800

Mozilla developers and community members reported memory safety bugs present in Firefox 66, Firefox ESR 60.6, and Thunderbird 60.6. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulner...

CVE-2019-9795

A vulnerability where type-confusion in the IonMonkey just-in-time (JIT) compiler could potentially be used by malicious JavaScript to trigger a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.6, Firefox ESR &lt; 60.6, and Firefox &lt; 66.

CVE-2025-1010

An attacker could have caused a use-after-free via the Custom Highlight API, leading to a potentially exploitable crash. This vulnerability affects Firefox &lt; 135, Firefox ESR &lt; 115.20, Firefox ESR &lt; 128.7, Thunderbird &lt; 128.7, and Thunderbird &lt; 135.

CVE-2019-9790

A use-after-free vulnerability can occur when a raw pointer to a DOM element on a page is obtained using JavaScript and the element is then removed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.6, Firefox ESR &lt; 60.6, and Firef...

CVE-2020-15683

Mozilla developers and community members reported memory safety bugs present in Firefox 81 and Firefox ESR 78.3. 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 F...

CVE-2024-11704

A double-free issue could have occurred in sec_pkcs7_decoder_start_decrypt() when handling an error path. Under specific conditions, the same symmetric key could have been freed twice, potentially leading to memory corruption. This vulnerability affects Firefox &lt; 133, Thunderbird &lt; 133, Firef...

CVE-2024-6602

A mismatch between allocator and deallocator could have led to memory corruption. This vulnerability affects Firefox &lt; 128, Firefox ESR &lt; 115.13, Thunderbird &lt; 115.13, and Thunderbird &lt; 128.

CVE-2018-18500

A use-after-free vulnerability can occur while parsing an HTML5 stream in concert with custom HTML elements. This results in the stream parser object being freed while still in use, leading to a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.5, Firefox ESR &lt; 60.5, ...

CVE-2019-9819

A vulnerability where a JavaScript compartment mismatch can occur while working with the fetch API, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.7, Firefox &lt; 67, and Firefox ESR &lt; 60.7.

CVE-2019-11692

A use-after-free vulnerability can occur when listeners are removed from the event listener manager while still in use, resulting in a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.7, Firefox &lt; 67, and Firefox ESR &lt; 60.7.

CVE-2020-26960

If the Compact() method was called on an nsTArray, the array could have been reallocated without updating other pointers, leading to a potential use-after-free and exploitable crash. This vulnerability affects Firefox &lt; 83, Firefox ESR &lt; 78.5, and Thunderbird &lt; 78.5.

CVE-2024-9392

A compromised content process could have allowed for the arbitrary loading of cross-origin pages. This vulnerability affects Firefox &lt; 131, Firefox ESR &lt; 128.3, Firefox ESR &lt; 115.16, Thunderbird &lt; 128.3, and Thunderbird &lt; 131.

CVE-2018-18501

Mozilla developers and community members reported memory safety bugs present in Firefox 64 and Firefox ESR 60.4. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Thu...

CVE-2019-11693

The bufferdata function in WebGL is vulnerable to a buffer overflow with specific graphics drivers on Linux. This could result in malicious content freezing a tab or triggering a potentially exploitable crash. Note: this issue only occurs on Linux. Other operating systems are unaffected. . This vul...

CVE-2020-12406

Mozilla Developer Iain Ireland discovered a missing type check during unboxed objects removal, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code. This vulnerability affects Thunderbird &lt; 68.9.0, Firefox &lt; 77, and Firefox ESR &lt; 68.9.

CVE-2025-1017

Memory safety bugs present in Firefox 134, Thunderbird 134, Firefox ESR 128.6, and Thunderbird 128.6. 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 &lt;...

CVE-2024-8381

A potentially exploitable type confusion could be triggered when looking up a property name on an object being used as the with environment. This vulnerability affects Firefox &lt; 130, Firefox ESR &lt; 128.2, Firefox ESR &lt; 115.15, Thunderbird &lt; 128.2, and Thunderbird &lt; 115.15.

CVE-2025-1011

A bug in WebAssembly code generation could have lead to a crash. It may have been possible for an attacker to leverage this to achieve code execution. This vulnerability affects Firefox &lt; 135, Firefox ESR &lt; 128.7, Thunderbird &lt; 128.7, and Thunderbird &lt; 135.

CVE-2025-1016

Memory safety bugs present in Firefox 134, Thunderbird 134, Firefox ESR 115.19, Firefox ESR 128.6, Thunderbird 115.19, and Thunderbird 128.6. 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....

CVE-2018-18493

A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird &lt; 60.4, Firefox ESR &lt; ...