Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2677▼ 656 respecto a la semana anterior

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2030 resultados, ordenados por fecha de publicación (más recientes primero)

CVE	Estado	Severidad	EPSS	Explotación activa	Tecnologías afectadas	Publicada ▼	Modificada	Descripción
CVE-2026-2803	Modificada	Alta (7.5)	0.45%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Information disclosure, mitigation bypass in the Settings UI component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2802	Modificada	Media (4.2)	0.20%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Race condition in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2801	Modificada	Alta (7.5)	0.54%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Incorrect boundary conditions in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2800	Modificada	Crítica (9.8)	0.58%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Spoofing issue in the WebAuthn component in Firefox for Android. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2799	Modificada	Crítica (9.8)	0.47%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2798	Modificada	Alta (8.8)	0.46%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2797	Modificada	Crítica (9.8)	0.47%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2796	Modificada	Crítica (9.8)	0.66%	💥 PoC	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2795	Modificada	Crítica (9.8)	0.47%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148 and Thunderbird 148.
CVE-2026-2793	Modificada	Crítica (9.8)	0.62%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. 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…
CVE-2026-2792	Modificada	Crítica (9.8)	0.62%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	15/7/2026	Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. 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 148, Firefox ESR…
CVE-2026-2791	Modificada	Crítica (9.8)	0.54%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2790	Modificada	Crítica (9.8)	0.23%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2789	Modificada	Crítica (9.8)	0.47%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Use-after-free in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2788	Modificada	Crítica (9.8)	0.61%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2787	Modificada	Crítica (9.8)	0.47%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	Use-after-free in the DOM: Window and Location component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.
CVE-2026-2786	Modificada	Crítica (9.8)	0.45%	—	Mozilla Firefox Mozilla Thunderbird	24/2/2026	17/6/2026	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-2026-2785	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.