Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2737▼ 486 respecto a la semana anterior
Críticas / altas1302▼ 188 respecto a la semana anterior
Nueva explotación activa (KEV)3▼ 5 respecto a la semana anterior
Sin puntuar (sin CVSS)227▼ 275 respecto a la semana anterior
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2087 resultados, ordenados por fecha de publicación (más recientes primero)

CVEEstadoSeveridadEPSS Explotación activaTecnologías afectadasPublicada ▼Modificada Descripción
ModificadaAlta (8.8)0.59%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Memory safety bugs present in Firefox ESR 115.35, Firefox ESR 140.10 and Firefox 150. 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 151, Firefox ESR 115.36, Firefox…
ModificadaAlta (8.8)0.45%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Memory safety bugs present in Firefox ESR 140.10 and Firefox 150. 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 151, Firefox ESR 140.11, Thunderbird 151, and…
ModificadaAlta (8.8)0.46%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Memory safety bugs present in Firefox 150. 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 151 and Thunderbird 151.
ModificadaAlta (8.8)0.44%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Privilege escalation in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaMedia (6.5)0.17%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (8.8)0.41%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Privilege escalation in the Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaAlta (8.1)0.39%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (7.5)0.53%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Denial-of-service due to invalid pointer in the Audio/Video: Web Codecs component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaAlta (7.5)0.43%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Information disclosure in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (7.5)0.43%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (7.5)0.43%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Information disclosure in the DOM: Security component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (7.5)0.39%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Spoofing issue in the Popup Blocker component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (7.5)0.40%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Spoofing issue in the Web Speech component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaAlta (8.1)0.40%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaMedia (6.5)0.35%—Mozilla FirefoxMozilla Thunderbird19/5/202623/7/2026
Spoofing issue in the Form Autofill component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaAlta (7.5)0.40%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Spoofing issue in WebExtensions. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaCrítica (9.6)0.45%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Sandbox escape due to incorrect boundary conditions in the Widget: Win32 component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaAlta (8.6)0.44%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Information disclosure, sandbox escape in the Security: Process Sandboxing component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
ModificadaAlta (8.8)0.41%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Privilege escalation in the Enterprise Policies component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaCrítica (9.8)0.64%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Integer overflow in the Networking: JAR component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
ModificadaAlta (8.8)0.41%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Privilege escalation in the DOM: Workers component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaAlta (7.5)0.43%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Incorrect boundary conditions, integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
AnalizadaCrítica (9.6)0.46%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Sandbox escape due to use-after-free in the Disability Access APIs component. This vulnerability was fixed in Firefox 151, Firefox ESR 115.36, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.
ModificadaAlta (8.8)0.40%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Privilege escalation in the Application Update component. This vulnerability was fixed in Firefox 151 and Thunderbird 151.
AnalizadaCrítica (9.3)0.21%—Mozilla FirefoxMozilla Thunderbird19/5/202617/6/2026
Same-origin policy bypass in the Networking: HTTP component. This vulnerability was fixed in Firefox 151, Firefox ESR 140.11, Thunderbird 151, and Thunderbird 140.11.