CVE-2011-0061

CVE-2011-0061 affects Mozilla Firefox 3.6.x before 3.6.14, Thunderbird before 3.1.8, and SeaMonkey before 2.0.12. The vulnerability is a buffer overflow triggered by a crafted JPEG image, enabling remote attackers to execute arbitrary code or cause a denial of service (application crash). MITRE/O...

CVE-2013-5600

CVE-2013-5600 is a use-after-free in Mozilla projects where the nsIOService::NewChannelFromURIWithProxyFlags function can be exploited via blob: URLs to execute arbitrary code. Affected packages/versions include Firefox before 25.0, Firefox ESR 17.x before 17.0.10 and 24.x before 24.1, Thunderbir...

CVE-2018-18512

CVE-2018-18512 is a use-after-free vulnerability in Thunderbird triggered while playing a sound notification. The memory holding the sound data is freed while playback continues asynchronously, enabling potential crashes. Affected products: Thunderbird versions prior to 60.5. Root cause: use-afte...

CVE-2025-8037

CVE-2025-8037 affects Mozilla Firefox (and Thunderbird) browsers when a nameless cookie value contains an equals sign, shadowing other cookies. Affected: Firefox <141, Firefox ESR <140.1, Thunderbird <141, Thunderbird

CVE-2026-2781

CVE-2026-2781 is an integer overflow in the AES-GCM implementation of the Mozilla Network Security Service libraries (NSS) affecting Firefox/Thunderbird suites. Connected advisories confirm the NSS overflow can lead to memory safety concerns, with fixes delivered in Firefox 148 and corresponding ...

CVE-2004-0765

The CVE-2004-0765 entry affects Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7, where cert_TestHostName only validates the hostname portion of a certificate when the URI hostname is not an FQDN. This allows remote attackers to spoof trusted certificates. Root cause: certificat...

CVE-2006-0884

CVE-2006-0884 affects Mozilla Thunderbird’s WYSIWYG editor (the rich mail composer) where an e-mail containing a JavaScript URI in the SRC attribute of an IFRAME can be executed when the user edits the message. The vulnerability enables user-assisted attackers to bypass JavaScript security settin...

CVE-2006-1724

CVE-2006-1724 affects Firefox and Thunderbird before 1.5.0.2, 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0.1. It is an unspecified vulnerability related to DHTML that can cause a denial of service (crash) and possibly remote code execution. The initial document does n...

CVE-2006-4566

CVE-2006-4566 is a heap corruption vulnerability in Mozilla family browsers caused by parsing a malformed JavaScript regular expression that ends with a backslash () in an unterminated character class (e.g., []). It affects Mozilla Firefox, Thunderbird, and SeaMonkey as listed in connected adviso...

CVE-2008-1235

CVE-2008-1235 affects Mozilla Firefox <2.0.0.13, Thunderbird <2.0.0.13, and SeaMonkey

CVE-2011-3647

CVE-2011-3647 affects Mozilla Firefox pre-3.6.24 and Thunderbird pre-3.1.6. The vulnerability arises from how the JSSubScriptLoader handles XPCNativeWrappers when calling loadSubScript in add-ons, enabling privilege escalation via a crafted web site that exploits unwrapping behavior. Related to C...

CVE-2012-0457

CVE-2012-0457 is a use-after-free in the Firefox DOM/SVG handling: the nsSMILTimeValueSpec::ConvertBetweenTimeContainer path can be triggered via SVG animations to allow remote code execution. Affected products and versions per sources include Mozilla Firefox before 3.6.28 and 4.x through 10.0, F...

CVE-2012-3963

CVE-2012-3963 is a Use-after-free in Mozilla Firefox's js::gc::MapAllocToTraceKind that can allow remote code execution. Affected: Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, SeaMonkey before 2.12. Mitigation: upgrade to Firefo...

CVE-2025-8028

CVE-2025-8028 describes a vulnerability in Firefox and Thunderbird affecting arm64 WASM, where a br_table with many entries can cause the branch label to be miscomputed due to truncation. Affected are Firefox and Firefox ESR versions prior to 141/115.26/128.13/140.1 and Thunderbird versions prior...

CVE-2026-6754

CVE-2026-6754 is a memory-safety issue (Use-after-free) in the JavaScript Engine component that was fixed in Firefox 150 and related ESR branches, as well as Thunderbird 150/140.x lines. Public advisories confirm the flaw in the JavaScript engine leads to a potentially exploitable memory corrupti...

CVE-2004-0904

CVE-2004-0904 : Integer overflow in the BMP decoder can trigger heap-based buffer overflows, enabling remote code execution. Affected products are Mozilla Firefox before the Preview Release, Mozilla before 1.7.3, and Thunderbird before 0.8. Remediation is to apply fixes/updates released after the...

CVE-2006-2780

The CVE-2006-2780 entry affects Mozilla Firefox and Thunderbird prior to 1.5.0.4. The issue is an integer overflow in the jsstr tagify path, leading to memory corruption that can cause a remote denial of service (crash) and possibly arbitrary code execution. The vulnerability is assessed with a h...

CVE-2006-2783

Technical details for CVE-2006-2783 are not publicly provided in the supplied documents. Monitor for updates.

CVE-2006-3804

The CVE-2006-3804 entry describes a heap-based buffer overflow in Mozilla Thunderbird prior to 1.5.0.5 and SeaMonkey prior to 1.0.3 triggered by a VCard attachment with a malformed base64 field, due to an integer underflow, leading to a remote denial of service (crash). The vulnerability affects ...

CVE-2006-6505

CVE-2006-6505 involves multiple heap-based buffer overflows in Mozilla Thunderbird (before 1.5.0.9) and SeaMonkey (before 1.0.7). The vulnerability stems from parsing mail headers: (1) external message modies with long Content-Type headers and (2) long RFC2047-encoded (MIME non-ASCII) headers, en...

CVE-2008-4065

CVE-2008-4065 affects Mozilla Firefox (≤2.0.0.16, and ≤3.0.1/3.0.x before 3.0.2), Thunderbird (≤2.0.0.16), and SeaMonkey (≤1.1.11) with a BOM-based stripping issue that can bypass cross‑site scripting (XSS) protections. The root cause is removal of Stripped BOM characters from JavaScript code pri...

CVE-2010-3778

The CVE-2010-3778 issue affects Mozilla Firefox 3.5.x before 3.5.16 , Thunderbird before 3.0.11 , and SeaMonkey before 2.0.11 . It is described as an unspecified vulnerability allowing remote attackers to cause memory corruption and an application crash, potentially enabling arbitrary code execut...

CVE-2011-2985

CVE-2011-2985 affects Mozilla Firefox 4.x–5, Thunderbird before 6, and SeaMonkey 2.x before 2.3. The issue is described as memory corruption/memory safety hazards in the browser engine that could cause a crash or remote code execution via unspecified vectors. Connected documents corroborate invol...

CVE-2012-1953

CVE-2012-1953 affects Mozilla Firefox 4.x–13.0, Firefox ESR 10.x before 10.0.6, Thunderbird 5.0–13.0, Thunderbird ESR 10.x before 10.0.6, and SeaMonkey before 2.11. The ElementAnimations::EnsureStyleRuleFor function can cause denial of service (buffer over-read, incorrect pointer dereference, hea...

CVE-2012-4179

CVE-2012-4179 is a use-after-free in Mozilla Firefox's nsHTMLCSSUtils::CreateCSSPropertyTxn that can lead to code execution or heap memory corruption. Affected are Firefox before 16.0, Firefox ESR 10.x before 10.0.8, Thunderbird before 16.0, Thunderbird ESR 10.x before 10.0.8, and SeaMonkey befor...

CVE-2012-4183

CVE-2012-4183 is a use-after-free in DOMSVGTests::GetRequiredFeatures affecting Firefox before 16.0, Firefox ESR before 10.0.8, Thunderbird before 16.0, and SeaMonkey before 2.13, with potential for remote code execution or a denial of service via heap memory corruption. Connected advisories from...

CVE-2013-0784

CVE-2013-0784 is one of multiple memory-safety vulnerabilities affecting Mozilla Firefox, Thunderbird, and SeaMonkey. The connected advisories (Ubuntu USN-1729-2 and related GLSA/Nessus entries) document memory corruption risks that could lead to denial of service or potentially arbitrary code ex...

CVE-2025-8039

The CVE-2025-8039 entry concerns a vulnerability where search terms persist in the URL bar after navigating away from a search page. Affected software and versions are Mozilla Firefox < 141, Firefox ESR < 140.1, Thunderbird < 141, and Thunderbird

CVE-2026-6773

The vulnerability CVE-2026-6773 is a denial-of-service caused by an integer overflow in the Graphics: WebGPU component. Affected products identified in the provided sources include Firefox and Thunderbird; the issue was fixed in Firefox 150 and Thunderbird 150. The CVE’s impact is documented as h...

CVE-2026-8093

CVE-2026-8093 concerns memory-safety bugs in Firefox 150.0.1. The gathered records describe memory corruption clues and state that, with sufficient effort, some flaws could have allowed arbitrary code execution. Mozilla's advisory confirms the issue was fixed in Firefox 150.0.2. Affected software...

CVE-2008-4068

CVE-2008-4068 is a directory-traversal vulnerability in Mozilla Firefox (pre-2.0.0.17 and 3.x pre-3.0.2), Thunderbird (pre-2.0.0.17), and SeaMonkey (pre-1.1.12) triggered by crafted resource: URIs. The flaw lets remote attackers bypass local HTML restrictions, read sensitive information, and prom...

CVE-2013-1672

CVE-2013-1672 affects Mozilla Firefox on Windows (and related Thunderbird/ESR components) where the Mozilla Maintenance Service can be exploited to bypass integrity verification and escalate privileges. The issue is tied to local privilege escalation via manipulation of data passed to the mainten...

CVE-2025-9182

CVE-2025-9182 denotes a denial-of-service caused by an out-of-memory condition in the Graphics: WebRender component. Affected products include Firefox < 142, Firefox ESR < 140.2, Thunderbird < 142, and Thunderbird

CVE-2026-16358

Summary: CVE-2026-16358 is a site-isolation issue in the Graphics: WebRender component of Mozilla Firefox/Firefox ESR. The underlying problem is within WebRender's handling of cross-origin/site isolation, and it has been fixed in Firefox 153, Firefox ESR 115.38, and Firefox ESR 140.13. Affected p...

CVE-2005-0255

CVE-2005-0255 affects Mozilla Suite 1.7.3, Firefox 1.0, and Thunderbird before 1.0.2. The flaw is in string handling (nsTSubstring_CharT::Replace) where return values of functions that resize strings are not properly checked, which can lead to a reallocation failure and a pointer to a fixed addre...

CVE-2006-6498

CVE-2006-6498 is a vulnerability in the JavaScript engine affecting multiple Mozilla-era products (Firefox, SeaMonkey, Thunderbird) that could lead to memory corruption, crash, and potential remote code execution. Public advisories indicate fixes are delivered through updated Firefox/SeaMonkey/Th...

CVE-2008-0420

The CVE-2008-0420 issue affects Mozilla Firefox (before 2.0.0.12), Mozilla Thunderbird (before 2.0.0.12), and SeaMonkey (before 1.1.8). It stems from incorrect calculations in the BMP decoder (nsBMPDecoder.cpp) related to the mColors table for 8-bit BMPs, enabling an out-of-bounds read of heap me...

CVE-2008-4070

The provided documents confirm CVE-2008-4070 is a heap-based buffer overflow in Thunderbird (before 2.0.0.17) and SeaMonkey (before 1.1.12) triggered by a long header in a news article when canceling a newsgroup message. Impact stated: remote code execution risk or application crash (denial of se...

CVE-2012-5843

CVE-2012-5843 affects Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14. The vulnerability is described as unspecified memory safety hazards in the browser engine that could lead to memory corruption and a crash (DoS) or, potentially, arbitrary code execution via unk...

CVE-2006-6502

CVE-2006-6502 is a use-after-free vulnerability in the LiveConnect bridge code affecting Mozilla Firefox 2.x (before 2.0.0.1), Mozilla Firefox 1.5.x (before 1.5.0.9), SeaMonkey (before 1.0.7), and Thunderbird (before 1.5.0.9). It allows remote attackers to cause a crash (denial of service) via un...

CVE-2007-1282

CVE-2007-1282 is a reported integer/buffer overflow in Mozilla Thunderbird (pre-1.5.0.10) and SeaMonkey (pre-1.0.8) triggered by extremely long lines in text/enhanced or text/richtext emails, allowing potential remote code execution. Connected advisories (Red Hat RHSA-2007:0108/0078/0077 and rela...

CVE-2008-3835

CVE-2008-3835 affects Mozilla Firefox up to 2.0.0.17, Thunderbird up to 2.0.0.17, and SeaMonkey up to 1.1.12. Root cause: nsXMLDocument::OnChannelRedirect bypasses Same Origin Policy, allowing remote attackers to run arbitrary JavaScript. Impact: remote code execution via crafted web content. Rem...

CVE-2009-2465

CVE-2009-2465 affects Mozilla Firefox before 3.0.12 and Thunderbird. The vulnerability allows remote memory corruption and potential code execution via double frame construction, tied to nsHTMLContentSink.cpp, nsXMLContentSink.cpp, nsPresShell.cpp, and the nsSubDocumentFrame::Reflow function. Mir...

CVE-2012-4195

CVE-2012-4195 concerns Mozilla Firefox (and related Mozilla components) where nsLocation::CheckURL does not correctly determine the calling document/principal, enabling cross-site scripting (XSS) via crafted sites and certain add-on behaviors. Affected products/versions include Firefox before 16....

CVE-2013-6674

CVE-2013-6674 is an XSS vulnerability in Mozilla Thunderbird 17.x up to 17.0.8, Thunderbird ESR 17.x up to 17.0.10, and SeaMonkey before 2.20. The issue is triggered by an email containing a data: URL inside an IFRAME, allowing a user‑assisted remote attacker to inject arbitrary web script/HTML. ...

CVE-2014-1559

Technical details for CVE-2014-1559 are not publicly available in the provided documents. Monitor for updates to confirm affected products, root cause, impact, and remediation.

CVE-2004-1449

CVE-2004-1449 affects Mozilla before 1.7, Firefox before 0.9, and Thunderbird before 0.7. The root cause is a user interaction trap where a malicious site obscures a file upload control and tricks the user into dragging text into it, enabling an attacker to determine the location of files on the ...

CVE-2006-1530

Technical details for CVE-2006-1530 are not publicly available in the provided documents. Monitor for updates.

CVE-2006-1740

CVE-2006-1740 affects Mozilla-derived browsers, allowing remote attackers to spoof secure site indicators (e.g., the lock icon) by abusing a popup window that loads the trusted site and then navigates to a malicious site. Affected products include Firefox 1.x prior to 1.5 and 1.0.x prior to 1.0.8...

CVE-2006-6500

CVE-2006-6500 describes a heap-based buffer overflow in Mozilla-related products. A remote attacker could crash the application or possibly execute arbitrary code by crafting CSS cursor images that trigger an incorrect Windows bitmap size calculation during conversion. Affected software per the d...