Mozilla Firefox vulnerabilities

CVE-2023-37211 [HIGH] CWE-787 CVE-2023-37211: Memory safety bugs present in Firefox 114, Firefox ESR 102.12, and Thunderbird 102.12. Some of these Memory safety bugs present in Firefox 114, Firefox ESR 102.12, 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 < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

CVE-2023-32207 [HIGH] CWE-290 CVE-2023-32207: A missing delay in popup notifications could have made it possible for an attacker to trick a user i A missing delay in popup notifications could have made it possible for an attacker to trick a user into granting permissions. This vulnerability affects Firefox < 113, Firefox ESR < 102.11, and Thunderbird < 102.11.

CVE-2022-22755 [HIGH] CWE-672 CVE-2022-22755: By using XSL Transforms, a malicious webserver could have served a user an XSL document that would c By using XSL Transforms, a malicious webserver could have served a user an XSL document that would continue to execute JavaScript (within the bounds of the same-origin policy) even after the tab was closed. This vulnerability affects Firefox < 97.

CVE-2024-3856 [HIGH] CWE-416 CVE-2024-3856: A use-after-free could occur during WASM execution if garbage collection ran during the creation of A use-after-free could occur during WASM execution if garbage collection ran during the creation of an array. This vulnerability affects Firefox < 125.

CVE-2024-9396 [HIGH] CWE-119 CVE-2024-9396: It is currently unknown if this issue is exploitable but a condition may arise where the structured It is currently unknown if this issue is exploitable but a condition may arise where the structured clone of certain objects could lead to memory corruption. This vulnerability affects Firefox < 131, Firefox ESR < 128.3, Thunderbird < 128.3, and Thunderbird < 131.

CVE-2017-7786 [CRITICAL] CWE-119 CVE-2017-7786: A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. A buffer overflow can occur when the image renderer attempts to paint non-displayable SVG elements. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVE-2024-4777 [HIGH] CWE-787 CVE-2024-4777: Memory safety bugs present in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10. Some of these Memory safety bugs present in Firefox 125, Firefox ESR 115.10, and Thunderbird 115.10. 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 < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

CVE-2008-2785 [CRITICAL] CWE-189 CVE-2008-2785: Mozilla Firefox before 2.0.0.16 and 3.x before 3.0.1, Thunderbird before 2.0.0.16, and SeaMonkey bef Mozilla Firefox before 2.0.0.16 and 3.x before 3.0.1, Thunderbird before 2.0.0.16, and SeaMonkey before 1.1.11 use an incorrect integer data type as a CSS object reference counter in the CSSValue array (aka nsCSSValue:Array) data structure, which allows remote attackers to execute arbitrary code via a large number of references to a common CSS objec

CVE-2026-8389 [HIGH] CWE-119 CVE-2026-8389: JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 150.0.3.

CVE-2026-5732 [HIGH] CWE-190 CVE-2026-5732: Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability Incorrect boundary conditions, integer overflow in the Graphics: Text component. This vulnerability was fixed in Firefox 149.0.2, Firefox ESR 140.9.1, Thunderbird 149.0.2, and Thunderbird 140.9.1.

CVE-2017-5455 [HIGH] CVE-2017-5455: The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and esca The internal feed reader APIs that crossed the sandbox barrier allowed for a sandbox escape and escalation of privilege if combined with another vulnerability that resulted in remote code execution inside the sandboxed process. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.

CVE-2010-1196 [CRITICAL] CWE-189 CVE-2010-1196: Integer overflow in the nsGenericDOMDataNode::SetTextInternal function in Mozilla Firefox 3.5.x befo Integer overflow in the nsGenericDOMDataNode::SetTextInternal function in Mozilla Firefox 3.5.x before 3.5.10 and 3.6.x before 3.6.4, Thunderbird before 3.0.5, and SeaMonkey before 2.0.5 allows remote attackers to execute arbitrary code via a DOM node with a long text value that triggers a heap-based buffer overflow.

CVE-2017-7824 [CRITICAL] CWE-119 CVE-2017-7824: A buffer overflow occurs when drawing and validating elements with the ANGLE graphics library, used A buffer overflow occurs when drawing and validating elements with the ANGLE graphics library, used for WebGL content. This is due to an incorrect value being passed within the library during checks and results in a potentially exploitable crash. This vulnerability affects Firefox < 56, Firefox ESR < 52.4, and Thunderbird < 52.4.

CVE-2017-5433 [CRITICAL] CWE-416 CVE-2017-5433: A use-after-free vulnerability in SMIL animation functions occurs when pointers to animation element A use-after-free vulnerability in SMIL animation functions occurs when pointers to animation elements in an array are dropped from the animation controller while still in use. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVE-2017-5434 [CRITICAL] CWE-416 CVE-2017-5434: A use-after-free vulnerability occurs when redirecting focus handling which results in a potentially A use-after-free vulnerability occurs when redirecting focus handling which results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVE-2017-5439 [CRITICAL] CWE-416 CVE-2017-5439: A use-after-free vulnerability during XSLT processing due to poor handling of template parameters. T A use-after-free vulnerability during XSLT processing due to poor handling of template parameters. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

CVE-2017-7784 [CRITICAL] CWE-416 CVE-2017-7784: A use-after-free vulnerability can occur when reading an image observer during frame reconstruction A use-after-free vulnerability can occur when reading an image observer during frame reconstruction after the observer has been freed. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox < 55.

CVE-2008-7244 [MEDIUM] CWE-399 CVE-2008-7244: Mozilla Firefox 3.0.1 and earlier allows remote attackers to cause a denial of service (browser hang Mozilla Firefox 3.0.1 and earlier allows remote attackers to cause a denial of service (browser hang) by calling the window.print function in a loop, aka a "printing DoS attack," possibly a related issue to CVE-2009-0821.

CVE-2013-0762 [CRITICAL] CWE-416 CVE-2013-0762: Use-after-free vulnerability in the imgRequest::OnStopFrame function in Mozilla Firefox before 18.0, Use-after-free vulnerability in the imgRequest::OnStopFrame function in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 10.x before 10.0.12 and 17.x before 17.0.1, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code or cause a denial of service (h

CVE-2013-0766 [CRITICAL] CWE-416 CVE-2013-0766: Use-after-free vulnerability in the ~nsHTMLEditRules implementation in Mozilla Firefox before 18.0, Use-after-free vulnerability in the ~nsHTMLEditRules implementation in Mozilla Firefox before 18.0, Firefox ESR 10.x before 10.0.12 and 17.x before 17.0.1, Thunderbird before 17.0.2, Thunderbird ESR 10.x before 10.0.12 and 17.x before 17.0.1, and SeaMonkey before 2.15 allows remote attackers to execute arbitrary code or cause a denial of service (hea