CVE-2013-0745

This CVE (CVE-2013-0745) affects Mozilla Firefox prior to 18.0, Firefox ESR 17.x before 17.0.2, Thunderbird before 17.0.2, Thunderbird ESR 17.x before 17.0.2, and SeaMonkey before 2.15. It is caused by the AutoWrapperChanger not interacting correctly with garbage collection, enabling remote code ...

CVE-2013-5618

CVE-2013-5618 is a use-after-free in Mozilla Firefox’s table-editing UI (nsNodeUtils::LastRelease). Affected: Firefox < 26.0, Firefox ESR < 24.2, Thunderbird < 24.2, SeaMonkey

CVE-2017-5416

CVE-2017-5416 is a null dereference crash in HttpChannel caused by premature release of a networking event listener in certain Firefox/Thunderbird environments. Concrete details from connected docs show the issue as a memory-access crash stemming from a premature release, affecting Firefox/Firefo...

CVE-2017-5421

CVE-2017-5421 is reported as a print preview spoofing issue affecting Mozilla Firefox and Mozilla Thunderbird when popup windows are enabled. The vulnerability description states that a malicious site could spoof the contents of the print preview window, causing user confusion about which site is...

CVE-2012-3992

CVE-2012-3992 affects Mozilla Firefox (and related Firefox-based apps) where history data is not properly handled. The flaw lets remote attackers perform cross-site scripting (XSS) or obtain sensitive POST content via a location.hash write operation combined with history navigation that loads a U...

CVE-2012-4201

CVE-2012-4201 is a concrete Firefox/XULRunner/Thunderbird/SeaMonkey vulnerability: the evalInSandbox path mishandles the context when processing JavaScript that sets location.href, enabling remote XSS or read access to arbitrary files via a sandboxed add-on. Affected software includes Mozilla Fir...

CVE-2012-4207

CVE-2012-4207 affects Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0 / ESR 10.x, and SeaMonkey before 2.14. The flaw in the HZ-GB-2312 charset implementation allows remote attackers to perform cross-site scripting (XSS) via a crafted document, due to imprope...

CVE-2013-5615

CVE-2013-5615 concerns GetElementIC typed array stubs being generated outside observed typesets in the Mozilla JavaScript engine. The connected vendor notes identify affected products as Mozilla Firefox (and related Firefox ESR/Thunderbird/SeaMonkey lines in the 2013 MFSA bundle) with fixes imple...

CVE-2026-7321

CVE-2026-7321 is a sandbox escape vulnerability affecting the WebRTC: Networking component in Mozilla Firefox , Firefox ESR , and Thunderbird . The vulnerability is caused by incorrect boundary conditions , specifically where the networking implementation relies on copying buffers without verifyi...

CVE-2026-7323

Memory safety bugs present in Thunderbird ESR 140.10.0 and Thunderbird 150.0.0. 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 was fixed in Firefox 150.0.1, Firefox ES...

CVE-2012-3959

CVE-2012-3959 describes a use-after-free in Mozilla Firefox’s nsRangeUpdater::SelAdjDeleteNode, affecting Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12. The vulnerability allows remote attackers to execu...

CVE-2018-5185

CVE-2018-5185 is a vulnerability in Mozilla Thunderbird where plaintext of decrypted emails can leak through when a user submits an embedded form. The public descriptions specify the affected products as Thunderbird ESR < 52.8 and Thunderbird

CVE-2017-7752

CVE-2017-7752 is a use-after-free vulnerability triggered by specific user interactions with the input method editor (IME) in certain languages. The flaw is reported to affect Mozilla Firefox versions before 54, Firefox ESR before 52.2, and Thunderbird before 52.2. The impacted component is tied ...

CVE-2021-29949

CVE-2021-29949 concerns Thunderbird and the OTR protocol library loading. The issue: during startup, Thunderbird may load a shared OTR library using a filename not distributed by Thunderbird. If a system already hosts a malicious copy of that alternative filename and the library is on the executa...

CVE-2025-2830

Thunderbird vulnerability CVE-2025-2830: By crafting a malformed attachment filename in a multipart message, an attacker can coax Thunderbird into exposing a directory listing of /tmp when the message is forwarded or edited as a new message. This can lead to information disclosure from the victim...

CVE-2026-7320

CVE-2026-7320 describes an information disclosure vulnerability within the Audio/Video component of Mozilla Firefox , Firefox ESR , and Thunderbird . The flaw stems from incorrect boundary conditions , which may lead to the execution of operations outside of the memory buffer. This could potentia...

CVE-2012-4181

CVE-2012-4181 is a use-after-free in Mozilla Firefox's nsSMILAnimationController::DoSample that can lead to remote code execution or a denial of service (heap memory corruption). Affected products include Mozilla Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunde...

CVE-2012-5836

CVE-2012-5836 affects Mozilla Firefox (before 17.0), Mozilla Thunderbird (before 17.0), and SeaMonkey (before 2.14). The issue can allow remote code execution or an application crash when CSS properties are combined with SVG text, due to the root cause described by MFSA 2012-94. Public advisories...

CVE-2012-5842

CVE-2012-5842 is a Mozilla Firefox browser engine vulnerability described as multiple unspecified vulnerabilities that can cause memory corruption leading to a crash or possibly remote code execution. Affected products/versions per description: Mozilla Firefox before 17.0, Firefox ESR 10.x before...

CVE-2013-0773

CVE-2013-0773 corresponds to a vulnerability in the Chrome Object Wrapper (COW) and System Only Wrapper (SOW) security wrappers in Mozilla-based products. The issue allowed modifications to a prototype, enabling a non-specified remote site to access chrome objects or potentially execute JavaScrip...

CVE-2018-12368

CVE-2018-12368 describes a policy bypass where Windows 10 does not warn before opening SettingContent-ms files, enabling a WebExtension with downloads.open to execute arbitrary code without user interaction. Connected advisories confirm the issue affects Windows 10 and Mozilla products (Thunderbi...

CVE-2018-5170

CVE-2018-5170 is a vulnerability in Mozilla Thunderbird (including ESR) where an attacker can spoof the filename of an attachment, causing a user to open a remote attachment with an arbitrary file type. Affected products include Thunderbird/Thunderbird ESR before version 52.8. The underlying issu...

CVE-2025-3932

The Mozilla Thunderbird email client is vulnerable to a flaw where an attacker can craft an email showing a tracking link as an attachment . When a user attempts to open this attachment, Thunderbird automatically accesses the link, bypassing configurations intended to block remote content. The ro...

CVE-2009-1308

CVE-2009-1308 is a cross-site scripting (XSS) vulnerability in Mozilla Firefox prior to 3.0.9, also affecting Thunderbird and SeaMonkey. The issue allows remote attackers to inject arbitrary web script or HTML via vectors involving XBL JavaScript bindings and remote stylesheets, with exploitation...

CVE-2009-1309

CVE-2009-1309 affects Mozilla Firefox (pre-3.0.9) and its related Mozilla suite components (Thunderbird, SeaMonkey). The issue arises from improper Same Origin Policy handling for XMLHttpRequest (document principal mismatch) and XPCNativeWrapper.toString (incorrect proto scope), enabling cross-si...

CVE-2009-3984

CVE-2009-3984 affects Mozilla Firefox up to 3.0.16 and Firefox 3.5.x up to 3.5.6, as well as SeaMonkey up to 2.0.1. Root cause: spoofing of the SSL indicator by navigating a document.location to an HTTPS URL that serves a 204 No Content with an empty body, enabling a user-facing location-bar spoo...

CVE-2021-4126

The CVE-2021-4126 issue affects Thunderbird: when receiving an OpenPGP/MIME signed email with an outer MIME layer (e.g., mailing list footer), Thunderbird incorrectly treated inner content as signed. The root cause is that the displayed signature status was based on the inner part; since 91.4.1, ...

CVE-2012-3984

CVE-2012-3984 affects Mozilla Firefox (<16.0), Mozilla Thunderbird (<16.0), and SeaMonkey (

CVE-2012-4213

The CVE-2012-4213 issue is a concrete use-after-free vulnerability in Mozilla codepath: nsEditor::FindNextLeafNode affects Firefox and related products. Affected components per the initial description are Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14, with remote...

CVE-2017-5413

CVE-2017-5413 : A segmentation fault can occur during bidirectional layout operations in Mozilla Firefox and Thunderbird. Affected products include Firefox and Thunderbird versions earlier than 52 (Firefox 52.x, Thunderbird 52.x) with the root cause described as a crash in bidirectional processin...

CVE-2012-3994

Mode C: CVE-2012-3994 affects Mozilla Firefox family and related Mozilla components (e.g., Firefox, Firefox ESR, Thunderbird, SeaMonkey). Root cause: use of Object.defineProperty to shadow the top object and interaction with top.location, enabling remote XSS via a binary plugin. Affected versions...

CVE-2015-0797

CVE-2015-0797 affects GStreamer up to 1.4.4 (GStreamer 1.4.x) when used by Mozilla Firefox before 38.0, Firefox ESR 31.x before 31.7, and Thunderbird before 31.7 on Linux. The flaw is a buffer over-read in H.264 video data processing in the GStreamer pipeline (m4v files) that can cause a denial o...

CVE-2016-5294

CVE-2016-5294 : The Mozilla Updater can select an arbitrary target working directory for update-output files, requiring local access and restricting impact to Windows. Affected: Thunderbird < 45.5, Firefox ESR < 45.5, Firefox

CVE-2013-0752

Technical details for CVE-2013-0752 are not publicly available in the provided documents. Monitor for updates from vendors and security advisories.

CVE-2017-5406

CVE-2017-5406 is a memory/segmentation fault in the Skia graphics library triggered during certain canvas operations due to issues with mask/clip intersection and empty masks. Affected products include Mozilla Firefox and Mozilla Thunderbird (Firefox/Thunderbird versions earlier than 52). The roo...

CVE-2017-7804

CVE-2017-7804 involves the WindowsDllDetourPatcher destructor, which can be repurposed by malicious code in conjunction with other flaws to write arbitrary data to memory under attacker control on Windows. Public advisories for Mozilla Thunderbird and Firefox (MFSA 2017-18/19, MFSA 2017-20) descr...

CVE-2022-3155

CVE-2022-3155 affects Mozilla Thunderbird and is described as: when saving or opening a mail attachment on macOS, Thunderbird failed to set the com.apple.quarantine attribute on the received file. If the file was an application, opening it could launch the application immediately without user con...

CVE-2017-5418

CVE-2017-5418 is an out-of-bounds read error in parsing HTTP digest authorization responses, leading to information leakage. Affected products are Mozilla Firefox and Thunderbird prior to version 52.0. The issue is fixed in Firefox 52.0+ (and related Thunderbird updates per advisories), with reme...

CVE-2017-7754

CVE-2017-7754 is an out-of-bounds read in WebGL when processing a malicious ImageInfo object during WebGL operations. Affected products/versions per connected docs: Firefox versions prior to 54 and Firefox ESR prior to 52.2, and Thunderbird prior to 52.2. The vulnerability stems from an improper ...

CVE-2020-15685

CVE-2020-15685 affects Thunderbird prior to 78.7. During the plaintext phase of STARTTLS, protocol commands could be injected and evaluated within the encrypted session. Affected product: Thunderbird (before 78.7). Root cause: insufficient validation during STARTTLS plaintext phase. Impact: poten...

CVE-2017-7750

CVE-2017-7750 describes a use-after-free in video control operations when a element holds a reference to an older window that has been replaced in the DOM, leading to a potentially exploitable crash. Affected products and versions from the connected records include Mozilla Firefox < 54, Firef...

CVE-2012-1938

CVE-2012-1938 affects Mozilla's browser engine and is described in the MiracleLinux AXSA:2012-857 advisory as multiple vulnerabilities in Firefox (and related components) that could allow memory corruption and remote code execution. Specifically, it impacts Mozilla Firefox before 13.0, Thunderbir...

CVE-2012-3995

CVE-2012-3995 affects Mozilla Firefox and related Mozilla applications. The vulnerability arises from the IsCSSWordSpacingSpace function in Firefox (and Firefox ESR 10.x, Thunderbird, SeaMonkey as listed) where an out-of-bounds read could be exploited to run arbitrary code or trigger a denial-of-...

CVE-2012-5830

CVE-2012-5830 is a use-after-free vulnerability in Mozilla Firefox before 17.0, Firefox ESR 10.x before 10.0.11, Thunderbird before 17.0, Thunderbird ESR 10.x before 10.0.11, and SeaMonkey before 2.14 on Mac OS X that allows remote attackers to execute arbitrary code via an HTML document. The con...

CVE-2013-0756

CVE-2013-0756 corresponds to a use-after-free in Mozilla Firefox’s obj_toSource path that can be triggered by a crafted web page referencing JavaScript Proxy objects, allowing remote code execution via standard web-visit attack vectors. Affected products include Firefox (pre-18.0), Firefox ESR 17...

CVE-2025-3875

CVE-2025-3875 affects Thunderbird. The issue arises from how Thunderbird parses addresses, allowing sender spoofing if the server permits an invalid From address; e.g., a From header value like "Spoofed Name" can cause the address to appear as [email protected]. Impact is spoofing of From: head...

CVE-2012-5841

CVE-2012-5841 affects Mozilla Firefox (before 17.0), Firefox ESR (10.x before 10.0.11), Thunderbird (before 17.0), Thunderbird ESR (before 10.0.11) and SeaMonkey (before 2.14). The issue arises from cross-origin wrappers with a filtering behavior that fails to restrict write actions, enabling rem...

CVE-2013-0774

CVE-2013-0774 affects Mozilla Firefox

CVE-2017-5412

CVE-2017-5412 is a buffer overflow read in SVG filter color value processing that results in data exposure. Affected products are Firefox and Thunderbird versions older than 52. The root cause is a memory safety/overflow issue in SVG filter handling. Remediation is to update to Firefox 52.0+ and ...

CVE-2017-5422

CVE-2017-5422 describes a denial-of-service crash triggered by repeatedly using the view-source: protocol within a single hyperlink. The issue affects Mozilla Firefox and Thunderbird prior to version 52. The root cause is tied to how the view-source: protocol was handled in a chained hyperlink, a...