Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2703▼ 615 respecto a la semana anterior
Críticas / altas1293▼ 208 respecto a la semana anterior
Nueva explotación activa (KEV)4▼ 5 respecto a la semana anterior
Sin puntuar (sin CVSS)291▼ 219 respecto a la semana anterior
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772 resultados, ordenados por fecha de publicación (más recientes primero)

CVEEstadoSeveridadEPSS Explotación activaTecnologías afectadasPublicada ▼Modificada Descripción
ModificadaAlta (9.3)8.4%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+1021/11/201216/6/2026
Heap-based buffer overflow in the nsWindow::OnExposeEvent function 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 allows remote attackers to execute arbitrary code via unspecified vectors.
ModificadaAlta (10)5.6%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdCanonical Ubuntu Linux+421/11/201216/6/2026
Use-after-free vulnerability in the BuildTextRunsScanner::BreakSink::SetBreaks function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
ModificadaAlta (9.3)6.2%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+521/11/201216/6/2026
Use-after-free vulnerability in the nsViewManager::ProcessPendingUpdates function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
ModificadaAlta (9.3)6.1%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+1021/11/201216/6/2026
Use-after-free vulnerability in the gfxFont::GetFontEntry function 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 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory…
ModificadaAlta (9.3)6.1%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+921/11/201216/6/2026
Use-after-free vulnerability in the nsPlaintextEditor::FireClipboardEvent function 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 allows remote attackers to execute arbitrary code or cause a denial of service…
ModificadaAlta (9.3)6.1%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+921/11/201216/6/2026
Use-after-free vulnerability in the nsTextEditorState::PrepareEditor function 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 allows remote attackers to execute arbitrary code or cause a denial of service (heap…
ModificadaAlta (9.3)6.2%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+521/11/201216/6/2026
Use-after-free vulnerability in the nsEditor::FindNextLeafNode function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
ModificadaAlta (10)5.6%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdCanonical Ubuntu Linux+421/11/201216/6/2026
Use-after-free vulnerability in the XPCWrappedNative::Mark function in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.
ModificadaMedia (4.3)2.5%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+921/11/201216/6/2026
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 do not prevent use of a "top" frame name-attribute value to access the location property, which makes it easier for remote attackers to conduct cross-site scripting…
ModificadaMedia (4.3)2.1%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdOpensuse+421/11/201216/6/2026
The XrayWrapper implementation in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 does not consider the compartment during property filtering, which allows remote attackers to bypass intended chrome-only restrictions on reading DOM object properties via a crafted web site.
ModificadaMedia (4.3)2.8%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+1021/11/201216/6/2026
The HZ-GB-2312 character-set implementation 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 does not properly handle a ~ (tilde) character in proximity to a chunk delimiter, which allows remote attackers to conduct…
ModificadaMedia (6.8)1.6%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdCanonical Ubuntu Linux+421/11/201216/6/2026
Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 assign the system principal, rather than the sandbox principal, to XMLHttpRequest objects created in sandboxes, which allows remote attackers to conduct cross-site request forgery (CSRF) attacks or obtain sensitive information by…
ModificadaAlta (9.3)5.8%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdOpensuse+421/11/201216/6/2026
The str_unescape function in the JavaScript engine in Mozilla Firefox before 17.0, Thunderbird before 17.0, and SeaMonkey before 2.14 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via unspecified vectors.
ModificadaAlta (9.3)11%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+921/11/201216/6/2026
Heap-based buffer overflow in the image::RasterImage::DrawFrameTo function 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 allows remote attackers to execute arbitrary code via a crafted GIF image.
ModificadaMedia (4.3)3.1%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+1021/11/201216/6/2026
The evalInSandbox implementation 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 uses an incorrect context during the handling of JavaScript code that sets the location.href property, which allows remote attackers…
ModificadaMedia (6.4)3.3%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+929/10/201216/6/2026
Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 allow remote attackers to bypass the Same Origin Policy and read the Location object via a prototype property-injection attack that defeats certain protection…
ModificadaMedia (4.3)1.9%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+929/10/201216/6/2026
The nsLocation::CheckURL function in Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 does not properly determine the calling document and principal in its return value, which makes it easier for remote attackers…
ModificadaMedia (4.3)2.8%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+929/10/201216/6/2026
Mozilla Firefox before 16.0.2, Firefox ESR 10.x before 10.0.10, Thunderbird before 16.0.2, Thunderbird ESR 10.x before 10.0.10, and SeaMonkey before 2.13.2 do not prevent use of the valueOf method to shadow the location object (aka window.location), which makes it easier for remote attackers to conduct cross-site…
ModificadaMedia (6.8)1.2%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdMozilla Thunderbird ESR+812/10/201216/6/2026
Mozilla Firefox before 16.0.1, Firefox ESR 10.x before 10.0.9, Thunderbird before 16.0.1, Thunderbird ESR 10.x before 10.0.9, and SeaMonkey before 2.13.1 omit a security check in the defaultValue function during the unwrapping of security wrappers, which allows remote attackers to bypass the Same Origin Policy and…
ModificadaMedia (4.3)1.4%—Mozilla FirefoxMozilla SeamonkeyMozilla Thunderbird12/10/201216/6/2026
Mozilla Firefox 16.0, Thunderbird 16.0, and SeaMonkey 2.13 allow remote attackers to bypass the Same Origin Policy and read the properties of a Location object via a crafted web site, a related issue to CVE-2012-4193.
ModificadaAlta (9.3)3.9%—Mozilla FirefoxMozilla SeamonkeyMozilla ThunderbirdCanonical Ubuntu Linux12/10/201216/6/2026
The mozilla::net::FailDelayManager::Lookup function in the WebSockets implementation in Mozilla Firefox before 16.0.1, Thunderbird before 16.0.1, and SeaMonkey before 2.13.1 allows remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via unspecified…
ModificadaMedia (6.8)1.7%—Mozilla FirefoxMozilla SeamonkeyMozilla Thunderbird10/10/201216/6/2026
Mozilla Firefox before 16.0, Thunderbird before 16.0, and SeaMonkey before 2.13 do not properly handle navigation away from a web page that has multiple menus of SELECT elements active, which allows remote attackers to conduct clickjacking attacks via vectors involving an XPI file, the window.open method, and the…
ModificadaAlta (9.3)15%—Mozilla FirefoxMozilla Thunderbird ESRMozilla ThunderbirdMozilla Seamonkey+910/10/201216/6/2026
Heap-based buffer overflow in the Convolve3x3 function in Mozilla 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 before 2.13 allows remote attackers to execute arbitrary code via unspecified vectors.
ModificadaAlta (9.3)6.8%—Mozilla FirefoxMozilla Thunderbird ESRMozilla ThunderbirdMozilla Seamonkey+810/10/201216/6/2026
Mozilla 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 before 2.13 do not properly manage a certain insPos variable, which allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption and…
ModificadaAlta (9.3)15%—Mozilla FirefoxMozilla Thunderbird ESRMozilla ThunderbirdMozilla Seamonkey+910/10/201216/6/2026
Heap-based buffer overflow in the nsWaveReader::DecodeAudioData function in Mozilla 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 before 2.13 allows remote attackers to execute arbitrary code via unspecified vectors.