Mozilla Firefox vulnerabilities

CVE-2017-5440 [CRITICAL] CWE-416 CVE-2017-5440: A use-after-free vulnerability during XSLT processing due to a failure to propagate error conditions A use-after-free vulnerability during XSLT processing due to a failure to propagate error conditions during matching while evaluating context, leading to objects being used when they no longer exist. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 5

CVE-2009-1312 [MEDIUM] CWE-16 CVE-2009-1312: Mozilla Firefox before 3.0.9 and SeaMonkey 1.1.17 do not block javascript: URIs in Refresh headers i Mozilla Firefox before 3.0.9 and SeaMonkey 1.1.17 do not block javascript: URIs in Refresh headers in HTTP responses, which allows remote attackers to conduct cross-site scripting (XSS) attacks via vectors related to (1) injecting a Refresh header or (2) specifying the content of a Refresh header. NOTE: it was later reported that Firefox 3.6 a1 pre and

CVE-2017-7810 [CRITICAL] CWE-119 CVE-2017-7810: Memory safety bugs were reported in Firefox 55 and Firefox ESR 52.3. Some of these bugs showed evide Memory safety bugs were reported in Firefox 55 and Firefox ESR 52.3. 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 Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

CVE-2017-7751 [CRITICAL] CWE-416 CVE-2017-7751: A use-after-free vulnerability with content viewer listeners that results in a potentially exploitab A use-after-free vulnerability with content viewer listeners that results in a potentially exploitable crash. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

CVE-2013-0778 [CRITICAL] CWE-125 CVE-2013-0778: The ClusterIterator::NextCluster function in Mozilla Firefox before 19.0, Thunderbird before 17.0.3, The ClusterIterator::NextCluster function in Mozilla Firefox before 19.0, Thunderbird before 17.0.3, and SeaMonkey before 2.16 allows remote attackers to execute arbitrary code or cause a denial of service (out-of-bounds read) via unspecified vectors.

CVE-2007-3844 [MEDIUM] CVE-2007-3844: Mozilla Firefox 2.0.0.5, Thunderbird 2.0.0.5 and before 1.5.0.13, and SeaMonkey 1.1.3 allows remote Mozilla Firefox 2.0.0.5, Thunderbird 2.0.0.5 and before 1.5.0.13, and SeaMonkey 1.1.3 allows remote attackers to conduct cross-site scripting (XSS) attacks with chrome privileges via an addon that inserts a (1) javascript: or (2) data: link into an about:blank document loaded by chrome via (a) the window.open function or (b) a content.location assignment, aka

CVE-2017-7779 [CRITICAL] CWE-119 CVE-2017-7779: Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. Some of thes Memory safety bugs were reported in Firefox 54, Firefox ESR 52.2, and Thunderbird 52.2. 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 Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVE-2010-1208 [HIGH] CWE-416 CVE-2010-1208: Use-after-free vulnerability in the attribute-cloning functionality in the DOM implementation in Moz Use-after-free vulnerability in the attribute-cloning functionality in the DOM implementation in Mozilla Firefox 3.5.x before 3.5.11 and 3.6.x before 3.6.7, and SeaMonkey before 2.0.6, allows remote attackers to execute arbitrary code via vectors related to deletion of an event attribute node with a nonzero reference count.

CVE-2017-7802 [CRITICAL] CWE-416 CVE-2017-7802: A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an ima A use-after-free vulnerability can occur when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVE-2017-7801 [CRITICAL] CWE-416 CVE-2017-7801: A use-after-free vulnerability can occur while re-computing layout for a "marquee" element during wi A use-after-free vulnerability can occur while re-computing layout for a "marquee" element during window resizing where the updated style object is freed while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVE-2014-1540 [CRITICAL] CVE-2014-1540: Use-after-free vulnerability in the nsEventListenerManager::CompileEventHandlerInternal function in Use-after-free vulnerability in the nsEventListenerManager::CompileEventHandlerInternal function in the Event Listener Manager in Mozilla Firefox before 30.0 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via crafted web content.

CVE-2023-25734 [HIGH] CWE-601 CVE-2023-25734: After downloading a Windows <code>.url</code> shortcut from the local filesystem, an attacker could After downloading a Windows .url shortcut from the local filesystem, an attacker could supply a remote path that would lead to unexpected network requests from the operating system. This also had the potential to leak NTLM credentials to the resource.*This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability

CVE-2015-2735 [CRITICAL] CWE-17 CVE-2015-2735: nsZipArchive.cpp in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, nsZipArchive.cpp in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 accesses unintended memory locations, which allows remote attackers to have an unspecified impact via a crafted ZIP archive.

CVE-2015-2736 [CRITICAL] CWE-17 CVE-2015-2736: The nsZipArchive::BuildFileList function in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31. The nsZipArchive::BuildFileList function in Mozilla Firefox before 39.0, Firefox ESR 31.x before 31.8 and 38.x before 38.1, and Thunderbird before 38.1 accesses unintended memory locations, which allows remote attackers to have an unspecified impact via a crafted ZIP archive.

CVE-2025-1943 [HIGH] CWE-122 CVE-2025-1943: Memory safety bugs present in Firefox 135 and Thunderbird 135. Some of these bugs showed evidence of Memory safety bugs present in Firefox 135 and Thunderbird 135. 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 was fixed in Firefox 136 and Thunderbird 136.

CVE-2018-5147 [CRITICAL] CVE-2018-5147: The libtremor library has the same flaw as CVE-2018-5146. This library is used by Firefox in place o The libtremor library has the same flaw as CVE-2018-5146. This library is used by Firefox in place of libvorbis on Android and ARM platforms. This vulnerability affects Firefox ESR < 52.7.2 and Firefox < 59.0.1.

CVE-2019-11709 [CRITICAL] CWE-787 CVE-2019-11709: Mozilla developers and community members reported memory safety bugs present in Firefox 67 and Firef 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 Firefox ESR < 60.8, Firefox < 68, and Thunderbird < 6

CVE-2024-7525 [HIGH] CWE-276 CVE-2024-7525: It was possible for a web extension with minimal permissions to create a `StreamFilter` which could It was possible for a web extension with minimal permissions to create a `StreamFilter` which could be used to read and modify the response body of requests on any site. This vulnerability affects Firefox < 129, Firefox ESR < 115.14, Firefox ESR < 128.1, Thunderbird < 128.1, and Thunderbird < 115.14.

CVE-2016-2804 [HIGH] CWE-119 CVE-2016-2804: Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 allow remo Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 46.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unknown vectors.

CVE-2024-1557 [HIGH] CWE-787 CVE-2024-1557: Memory safety bugs present in Firefox 122. Some of these bugs showed evidence of memory corruption a Memory safety bugs present in Firefox 122. 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 < 123.