Vulnerabilities (CVE)

Filtered by vendor Mozilla Subscribe
Filtered by product Thunderbird
Total 1551 CVE
CVE Vendors Products Updated CVSS v2 CVSS v3
CVE-2013-1690 6 Canonical, Debian, Mozilla and 3 more 15 Ubuntu Linux, Debian Linux, Firefox and 12 more 2025-10-22 9.3 HIGH 8.8 HIGH
Mozilla Firefox before 22.0, Firefox ESR 17.x before 17.0.7, Thunderbird before 17.0.7, and Thunderbird ESR 17.x before 17.0.7 do not properly handle onreadystatechange events in conjunction with page reloading, which allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted web site that triggers an attempt to execute data at an unmapped memory location.
CVE-2013-1675 5 Canonical, Debian, Mozilla and 2 more 18 Ubuntu Linux, Debian Linux, Firefox and 15 more 2025-10-22 4.3 MEDIUM 6.5 MEDIUM
Mozilla Firefox before 21.0, Firefox ESR 17.x before 17.0.6, Thunderbird before 17.0.6, and Thunderbird ESR 17.x before 17.0.6 do not properly initialize data structures for the nsDOMSVGZoomEvent::mPreviousScale and nsDOMSVGZoomEvent::mNewScale functions, which allows remote attackers to obtain sensitive information from process memory via a crafted web site.
CVE-2010-3765 1 Mozilla 3 Firefox, Seamonkey, Thunderbird 2025-10-22 9.3 HIGH 9.8 CRITICAL
Mozilla Firefox 3.5.x through 3.5.14 and 3.6.x through 3.6.11, Thunderbird 3.1.6 before 3.1.6 and 3.0.x before 3.0.10, and SeaMonkey 2.x before 2.0.10, when JavaScript is enabled, allows remote attackers to execute arbitrary code via vectors related to nsCSSFrameConstructor::ContentAppended, the appendChild method, incorrect index tracking, and the creation of multiple frames, which triggers memory corruption, as exploited in the wild in October 2010 by the Belmoo malware.
CVE-2022-26486 1 Mozilla 4 Firefox, Firefox Esr, Firefox Focus and 1 more 2025-10-22 N/A 9.6 CRITICAL
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 < 91.6.2, and Focus < 97.3.0.
CVE-2022-26485 1 Mozilla 4 Firefox, Firefox Esr, Firefox Focus and 1 more 2025-10-22 N/A 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-2020-6820 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2025-10-22 6.8 MEDIUM 8.1 HIGH
Under certain conditions, when handling a ReadableStream, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
CVE-2020-6819 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2025-10-22 6.8 MEDIUM 8.1 HIGH
Under certain conditions, when running the nsDocShell destructor, a race condition can cause a use-after-free. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Thunderbird < 68.7.0, Firefox < 74.0.1, and Firefox ESR < 68.6.1.
CVE-2019-17026 2 Canonical, Mozilla 3 Ubuntu Linux, Firefox, Thunderbird 2025-10-22 6.8 MEDIUM 8.8 HIGH
Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 68.4.1, Thunderbird < 68.4.1, and Firefox < 72.0.1.
CVE-2019-11708 1 Mozilla 3 Firefox, Firefox Esr, Thunderbird 2025-10-22 10.0 HIGH 10.0 CRITICAL
Insufficient vetting of parameters passed with the Prompt:Open IPC message between child and parent processes can result in the non-sandboxed parent process opening web content chosen by a compromised child process. When combined with additional vulnerabilities this could result in executing arbitrary code on the user's computer. This vulnerability affects Firefox ESR < 60.7.2, Firefox < 67.0.4, and Thunderbird < 60.7.2.
CVE-2019-11707 1 Mozilla 2 Firefox, Thunderbird 2025-10-22 7.5 HIGH 8.8 HIGH
A type confusion vulnerability can occur when manipulating JavaScript objects due to issues in Array.pop. This can allow for an exploitable crash. We are aware of targeted attacks in the wild abusing this flaw. This vulnerability affects Firefox ESR < 60.7.1, Firefox < 67.0.3, and Thunderbird < 60.7.2.
CVE-2016-9079 5 Debian, Microsoft, Mozilla and 2 more 11 Debian Linux, Windows, Firefox and 8 more 2025-10-22 5.0 MEDIUM 7.5 HIGH
A use-after-free vulnerability in SVG Animation has been discovered. An exploit built on this vulnerability has been discovered in the wild targeting Firefox and Tor Browser users on Windows. This vulnerability affects Firefox < 50.0.2, Firefox ESR < 45.5.1, and Thunderbird < 45.5.1.
CVE-2024-9680 2 Debian, Mozilla 3 Debian Linux, Firefox, Thunderbird 2025-10-21 N/A 9.8 CRITICAL
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, Thunderbird < 131.0.1, Thunderbird < 128.3.1, and Thunderbird < 115.16.0.
CVE-2023-5217 8 Apple, Debian, Fedoraproject and 5 more 11 Ipados, Iphone Os, Debian Linux and 8 more 2025-10-21 N/A 8.8 HIGH
Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
CVE-2023-4863 9 Bandisoft, Bentley, Debian and 6 more 12 Honeyview, Seequent Leapfrog, Debian Linux and 9 more 2025-10-21 N/A 8.8 HIGH
Heap buffer overflow in libwebp in Google Chrome prior to 116.0.5845.187 and libwebp 1.3.2 allowed a remote attacker to perform an out of bounds memory write via a crafted HTML page. (Chromium security severity: Critical)
CVE-2025-11713 1 Mozilla 2 Firefox, Thunderbird 2025-10-20 N/A 8.1 HIGH
Insufficient escaping in the “Copy as cURL” feature could have been used to trick a user into executing unexpected code on Windows. This did not affect Firefox running on other operating systems. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
CVE-2025-11708 1 Mozilla 2 Firefox, Thunderbird 2025-10-17 N/A 9.8 CRITICAL
Use-after-free in MediaTrackGraphImpl::GetInstance() This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
CVE-2025-11709 1 Mozilla 2 Firefox, Thunderbird 2025-10-17 N/A 9.8 CRITICAL
A compromised web process was able to trigger out of bounds reads and writes in a more privileged process using manipulated WebGL textures. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
CVE-2025-11710 1 Mozilla 2 Firefox, Thunderbird 2025-10-17 N/A 9.8 CRITICAL
A compromised web process using malicious IPC messages could have caused the privileged browser process to reveal blocks of its memory to the compromised process. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
CVE-2025-11711 1 Mozilla 2 Firefox, Thunderbird 2025-10-17 N/A 6.5 MEDIUM
There was a way to change the value of JavaScript Object properties that were supposed to be non-writeable. This vulnerability affects Firefox < 144, Firefox ESR < 115.29, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.
CVE-2025-11712 1 Mozilla 2 Firefox, Thunderbird 2025-10-17 N/A 6.1 MEDIUM
A malicious page could have used the type attribute of an OBJECT tag to override the default browser behavior when encountering a web resource served without a content-type. This could have contributed to an XSS on a site that unsafely serves files without a content-type header. This vulnerability affects Firefox < 144, Firefox ESR < 140.4, Thunderbird < 144, and Thunderbird < 140.4.