Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2659▼ 692 respecto a la semana anterior

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Sin puntuar (sin CVSS)250▼ 252 respecto a la semana anterior

3953 resultados, ordenados por fecha de publicación (más recientes primero)

CVE	Estado	Severidad	EPSS	Explotación activa	Tecnologías afectadas	Publicada ▼	Modificada	Descripción
CVE-2026-2785	Modificada	Crítica (9.8)	0.47%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Invalid pointer in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2784	Modificada	Crítica (9.8)	0.54%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2783	Modificada	Alta (7.5)	0.41%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2782	Modificada	Crítica (9.8)	0.44%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2781	Modificada	Crítica (9.8)	0.56%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, Thunderbird 140.8, and Firefox ESR 115.35.
CVE-2026-2780	Modificada	Crítica (9.8)	0.43%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2779	Modificada	Crítica (9.8)	0.58%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Incorrect boundary conditions in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2778	Modificada	Crítica (10)	0.61%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2777	Modificada	Crítica (9.8)	0.57%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Privilege escalation in the Messaging System component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2776	Modificada	Crítica (10)	0.61%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2775	Modificada	Crítica (9.8)	0.57%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Mitigation bypass in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2774	Modificada	Crítica (9.8)	0.69%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2773	Modificada	Crítica (9.8)	0.61%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2772	Modificada	Crítica (9.8)	0.60%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2770	Modificada	Crítica (9.8)	0.60%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2769	Modificada	Alta (8.8)	0.59%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2768	Modificada	Crítica (10)	0.57%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Sandbox escape in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2767	Modificada	Crítica (9.8)	0.60%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2766	Modificada	Crítica (9.8)	0.60%	💥 PoC	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2765	Modificada	Crítica (9.8)	0.60%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2764	Modificada	Crítica (9.8)	0.60%	💥 PoC	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2763	Modificada	Crítica (9.8)	0.60%	💥 PoC	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2762	Modificada	Crítica (9.8)	0.69%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2761	Modificada	Crítica (10)	0.61%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2760	Modificada	Crítica (10)	0.61%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.