CVE-2023-32212

The CVE-2023-32212 issue is a UI spoofing vulnerability in Mozilla Firefox and Thunderbird where an attacker could position a datalist element to obscure the address bar. Affected products include Firefox versions before 113, Firefox ESR before 102.11, and Thunderbird before 102.11. The connected...

CVE-2023-6861

The CVE-2023-6861 issue is a heap buffer overflow in nsWindow::PickerOpen(void) when Firefox/Thunderbird run in headless mode. Affected products: Firefox ESR <115.6, Thunderbird <115.6, and Firefox

CVE-2026-8090

A use-after-free vulnerability exists in the DOM: Networking component of the Mozilla Firefox web browser and the Thunderbird email client. This flaw allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information. The issue has been addressed in severa...

CVE-2016-1978

Summary: CVE-2016-1978 is a use-after-free flaw in NSS related to ECDH/DHE TLS handshakes. The issue occurs in ssl3_HandleECDHServerKeyExchange and can allow a remote attacker to cause a denial of service or other impact during high memory consumption. It affects NSS before 3.21 as used in Mozill...

CVE-2017-7802

CVE-2017-7802 is a use-after-free in the DOM during an image element resize event. The vulnerability occurs when freed image elements are accessed due to lack of strong references, potentially causing a crash. Affected products/versions from the provided documents include Thunderbird < 52.3, F...

CVE-2017-7809

CVE-2017-7809 is a use-after-free in an editor DOM node during tree traversal that can crash the process. Affected products cited across connected docs include Mozilla Thunderbird and Mozilla Firefox components; IBM SONAS ships vulnerable Firefox releases and lists a fix in IBM SONAS version 1.5....

CVE-2018-12379

CVE-2018-12379 describes an out-of-bounds write triggered when the Mozilla Updater opens a MAR file containing a very long item filename. This requires that the updater is run locally with the malicious MAR file, potentially allowing a crash exploitable by an attacker. Affected products include F...

CVE-2023-32216

CVE-2023-32216 describes memory-safety bugs in Mozilla Firefox 112 that could be exploited to run arbitrary code; the vulnerability affects Firefox versions older than 113. Root cause is memory corruption in multiple memory-safety bugs reported by Mozilla’s fuzzing team. Impact is high (likely ar...

CVE-2023-6870

CVE-2023-6870 affects Firefox on Android (Android Firefox/Focus) and is triggered by applications that spawn a Toast notification in a background thread, potentially obscuring the fullscreen notification used by Firefox. The issue is tied to Android UI prompts and could lead to spoofing of the br...

CVE-2013-1710

The crypto.generateCRMFRequest function in Mozilla Firefox (before 23.0, ESR 17.x before 17.0.8), Thunderbird (before 17.0.8, ESR 17.x before 17.0.8), and SeaMonkey (before 2.20) contains a vulnerability allowing remote attackers to execute arbitrary JavaScript code or conduct cross-site scriptin...

CVE-2015-2734

CVE-2015-2734 details (mode C): The vulnerability affects Mozilla Firefox (Direct3D 9 implementation) in Windows builds prior to 39.0, Firefox ESR 31.x prior to 31.8 and 38.x prior to 38.1, and Thunderbird prior to 38.1. The underlying issue is reading data from uninitialized memory locations in ...

CVE-2017-5441

CVE-2017-5441 is a use-after-free in Mozilla Firefox (and related Mozilla products) that occurs when holding a text selection during scroll events, leading to a potentially exploitable crash. Affected: Firefox < 53 (and ESR lines), Thunderbird < 52.1, Firefox ESR

CVE-2017-7786

A buffer overflow in the image renderer can be triggered when painting non-displayable SVG elements, causing a crash and, in some advisories, potential arbitrary-code execution. Affected products include Mozilla Thunderbird and Firefox/Firefox ESR prior to certain versions (Thunderbird < 52.3,...

CVE-2017-7793

CVE-2017-7793 is a use-after-free in Thunderbird/Fetch API where the worker or window is freed while in use, leading to a potentially exploitable crash. Public details reference Thunderbird

CVE-2017-7843

Summary (CVE-2017-7843) : In Firefox, Private Browsing mode could be exploited by a web worker to persist data in IndexedDB, enabling cross-session fingerprinting. Affected are Firefox ESR versions older than 52.5.2 and Firefox versions older than 57.0.1. The root cause is that IndexedDB remains ...

CVE-2020-12391

CVE-2020-12391 affects Firefox up to version 76. The issue is that documents formed using data: URLs in an OBJECT element do not inherit the CSP of the creating context, which can allow the execution of scripts that should be blocked, albeit with a unique opaque origin. The description explicitly...

CVE-2022-34469

CVE-2022-34469 affects Mozilla Firefox for Android. The issue allows a user to bypass a TLS certificate error on domains protected by HSTS, enabling bypass of certificate warnings (reported only on Android; other OSes unaffected). The vulnerability is addressed in Firefox 102 per the linked advis...

CVE-2007-3737

CVE-2007-3737 affects Mozilla Firefox up to version 2.0.0.5. The vulnerability allows a remote attacker to execute arbitrary code with chrome privileges by calling an event handler from an element outside of a document. Root cause: improper handling of event handlers leading to privilege escalati...

CVE-2010-2760

CVE-2010-2760 is a use-after-free in the XUL nsTreeSelection handling within Mozilla Firefox (pre-3.5.12 and 3.6.x prior to 3.6.9), Thunderbird (pre-3.0.7 and 3.1.x prior to 3.1.3), and SeaMonkey (pre-2.0.7). The root cause is a dangling pointer issue in the XUL tree selection leading to potentia...

CVE-2014-1544

CVE-2014-1544 is a use-after-free in CERT_DestroyCertificate in libnss3.so (NSS) that can allow remote code execution when NSSCertificate structures are improperly removed from a trust domain. Affected: Mozilla NSS as used by Firefox before 31.0, Firefox ESR before 24.7, and Thunderbird before 24...

CVE-2017-5465

CVE-2017-5465 is an out-of-bounds read in ConvolvePixel used when processing SVG content. The issue can crash the application and may copy memory into SVG content, potentially affecting rendering. Affected products include Thunderbird and Mozilla Firefox variants: Thunderbird < 52.1, Firefox E...

CVE-2018-12367

CVE-2018-12367 affects Mozilla Thunderbird < 60, Firefox ESR < 60.1, and Firefox

CVE-2021-29952

Summary: CVE-2021-29952 affects Mozilla Firefox and Firefox for Android. A race condition during the destruction of Web Render components could cause undefined behavior and, with sufficient effort, potentially be exploited to run arbitrary code. Affected versions: Firefox < 88.0.1 and Firefox ...

CVE-2022-40956

CVE-2022-40956 describes a CSP bypass in which injecting an HTML element causes requests to ignore the CSP base-uri setting and use the injected base instead. Affected products include Firefox ESR before 102.3, Thunderbird before 102.3, and Firefox before 105. The vulnerability’s root cause is t...

CVE-2022-46875

CVE-2022-46875 concerns Mozilla Firefox/Thunderbird on Mac OS where the executable warning was not shown when downloading .atloc/.ftploc files, enabling potential command execution. Affects Firefox < 108, Firefox ESR < 102.6, and Thunderbird

CVE-2023-25731

CVE-2023-25731 affects Mozilla Firefox prior to 110, where URL previews in the network panel’s developer tools could allow query parameters to overwrite global objects in privileged code. The issue is confirmed by multiple sources stating Firefox

CVE-2013-1682

CVE-2013-1682 affects Mozilla Firefox and Thunderbird (Firefox before 22.0, ESR 17.x before 17.0.7; Thunderbird before 17.0.7) with memory corruption/DoS and potential arbitrary code execution via unknown vectors. Multiple connected advisories enumerate affected builds (MiracleLinux 3/4, openSUSE...

CVE-2015-7189

CVE-2015-7189 (JPEGEncoder race condition in Mozilla Firefox) is a documented vulnerability affecting Mozilla Firefox before 42.0 and Firefox ESR 38.x before 38.4. The issue allows a remote attacker to cause arbitrary code execution or a denial of service via a crafted CANVAS element and JavaScri...

CVE-2016-9074

CVE-2016-9074: Mozilla NSS timing-side-channel mitigation is insufficient in some circumstances. Affects NSS-based components used by Thunderbird < 45.5, Firefox ESR < 45.5, and Firefox

CVE-2017-5407

CVE-2017-5407 describes a information-disclosure flaw in SVG filters due to floating-point timing side channels that can leak pixel data and history across origins. Affected products include Mozilla Firefox and Thunderbird versions older than 52 (Firefox ESR older than 45.8; Thunderbird older tha...

CVE-2017-5439

CVE-2017-5439 is a use-after-free in XSLT processing caused by improper handling of template parameters (nsTArray Length()) in Mozilla code, affecting Firefox and Thunderbird. It targets Firefox < 53 (and related ESR branches) and Thunderbird

CVE-2017-7784

The CVE-2017-7784 issue is a use-after-free in the image observer during frame reconstruction after the observer has been freed, affecting Thunderbird < 52.3, Firefox ESR < 52.3, and Firefox

CVE-2017-7792

The CVE-2017-7792 issue affects Thunderbird (< 52.3), Firefox ESR (< 52.3), and Firefox (

CVE-2017-7800

CVE-2017-7800 is a use-after-free in WebSockets that can trigger a crash when the connection object is freed before disconnection finishes. Affected: Thunderbird < 52.3, Firefox ESR < 52.3, Firefox

CVE-2021-23958

CVE-2021-23958 affects Mozilla Firefox versions before 85. The issue could confuse the browser into transferring a screen sharing state between tabs, potentially leaking screen sharing permissions/information. Affected product: Firefox (pre-85). Underlying cause: state transfer between tabs durin...

CVE-2022-34477

CVE-2022-34477 describes a vulnerability in Mozilla Firefox where the MediaError message could leak information for same-site cross-origin resources, enabling XS-Leaks. Affected product: Firefox earlier than 102. The underlying issue is inconsistent MediaError messaging, which could disclose sens...

CVE-2022-40957

In Firefox on ARM64, CVE-2022-40957 is caused by inconsistent data in the instruction and data caches while building WebAssembly code, leading to a potentially exploitable crash. Affected products include Firefox on ARM64 and Firefox ESR < 102.3, Thunderbird < 102.3, and Firefox

CVE-2023-4058

CVE-2023-4058 involves memory-safety bugs in Mozilla Firefox. The connected docs consistently indicate these flaws are in Firefox 115 and earlier, with the impact described as potential memory corruption that could be exploited to run arbitrary code, i.e., a high-severity, remote-style risk if ex...

CVE-2012-0441

The CVE-2012-0441 issue affects the NSS ASN.1 decoder QuickDER. The flaw allows a remote attacker to trigger a denial of service (application crash) via a zero-length item in ASN.1 structures (e.g., a zero-length basic constraint or a zero-length OCSP field). Affected software includes NSS-based ...

CVE-2016-9898

CVE-2016-9898 is a use-after-free vulnerability in Mozilla Firefox/Thunderbird affecting Firefox <50.1, Firefox ESR <45.6, and Thunderbird

CVE-2017-5428

CVE-2017-5428 is an integer overflow in Mozilla Firefox’s createImageBitmap() that was disclosed via Pwn2Own. Affected products include Firefox (and ESR) versions older than 52.0.1; the issue arises from oversized image offset/length/layout arguments to createImageBitmap, which could enable remot...

CVE-2017-7810

CVE-2017-7810 refers to memory-safety bugs reported in Firefox 55 and Firefox ESR 52.3, with potential to exploit memory corruption to run arbitrary code. Connected documents confirm that Thunderbird

CVE-2024-0747

CVE-2024-0747 describes a CSP bypass: when a parent page loads a child in an iframe with unsafe-inline, the parent CSP could override the child CSP. Affected: Firefox before 122, Firefox ESR before 115.7, and Thunderbird before 115.7. Practical impact: potential bypass of content security policie...

CVE-2013-1718

CVE-2013-1718 is a remote memory-safety vulnerability in the Mozilla Firefox/Thunderbird/SeaMonkey browser engine. The issue affects Firefox up to version 24.0, Firefox ESR 17.x up to 17.0.9, Thunderbird up to 24.0, Thunderbird ESR 17.x up to 17.0.9, and SeaMonkey up to 2.21, and can lead to memo...

CVE-2015-4487

The CVE-2015-4487 entry concerns Mozilla Firefox before 40.0 (and ESR 38.x before 38.2) and Firefox OS before 2.2, where nsTSubstring::ReplacePrep can overflow, potentially allowing remote memory corruption or other impact. Affected products include Firefox/ESR builds; the root cause is an overfl...

CVE-2017-5404

CVE-2017-5404 is a use-after-free in Firefox/Thunderbird when manipulating ranges in selections with one node inside a native anonymous tree and one node outside it, leading to a potentially exploitable crash. Affected: Firefox versions before 52 and Firefox ESR before 45.8; Thunderbird versions ...

CVE-2017-5432

CVE-2017-5432 is a use-after-free in Firefox < 53 that can trigger a potentially exploitable crash during certain text-input selection. The vulnerability also affects related Mozilla products in older ESR/thunderbird branches (e.g., Thunderbird < 52.1; ESR

CVE-2017-5445

CVE-2017-5445 describes a memory-read vulnerability in Mozilla products when parsing the application/http-index-format content, caused by uninitialized values used to create an array. The impact is information disclosure by reading uninitialized memory in affected components. Affected versions pe...

CVE-2017-5464

CVE-2017-5464 affects Mozilla products: Thunderbird

CVE-2019-17020

CVE-2019-17020 affects Firefox before 72.0. The issue is a Content Security Policy bypass where an XML file served with CSP includes an XSL stylesheet, and the CSP is not applied to the XSL contents (e.g., JavaScript), bypassing restrictions on the XML document. Impact is CSP bypass via XSL in XM...