Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2743▼ 518 respecto a la semana anterior

Críticas / altas1293▼ 226 respecto a la semana anterior

Nueva explotación activa (KEV)3▼ 5 respecto a la semana anterior

Sin puntuar (sin CVSS)244▼ 258 respecto a la semana anterior

2189 resultados, ordenados por fecha de publicación (más recientes primero)

CVE	Estado	Severidad	EPSS	Explotación activa	Tecnologías afectadas	Publicada ▼	Modificada	Descripción
CVE-2026-6784	Modificada	Alta (7.5)	0.42%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	15/7/2026	Memory safety bugs present in Firefox 149 and Thunderbird 149. 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 150 and Thunderbird 150.
CVE-2026-6783	Analizada	Media (5.3)	0.38%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Incorrect boundary conditions, integer overflow in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6782	Analizada	Alta (7.5)	0.43%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Information disclosure in the IP Protection component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6781	Analizada	Alta (7.5)	0.52%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6780	Analizada	Alta (7.5)	0.52%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Denial-of-service in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6779	Analizada	Media (5.3)	0.34%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Other issue in the JavaScript Engine component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6778	Analizada	Media (5.3)	0.43%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Invalid pointer in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6777	Analizada	Media (5.3)	0.23%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Other issue in the Networking: DNS component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6776	Analizada	Alta (7.8)	0.16%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Incorrect boundary conditions in the WebRTC: Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6775	Analizada	Media (5.3)	0.34%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Incorrect boundary conditions in the WebRTC component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6774	Analizada	Media (5.4)	0.26%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6773	Analizada	Alta (7.5)	0.58%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Denial-of-service due to integer overflow in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6772	Analizada	Alta (7.5)	0.46%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6771	Analizada	Crítica (9.8)	0.53%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6770	Analizada	Media (6.5)	0.40%	💥 PoC	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Other issue in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6769	Analizada	Alta (8.8)	0.41%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Privilege escalation in the Debugger component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6768	Analizada	Crítica (9.8)	0.51%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.
CVE-2026-6767	Analizada	Media (5.3)	0.38%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Other issue in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6766	Analizada	Alta (7.5)	0.43%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Incorrect boundary conditions in the Libraries component in NSS. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6765	Analizada	Media (5.3)	0.36%	💥 PoC	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Information disclosure in the Form Autofill component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6764	Analizada	Media (6.5)	0.40%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Incorrect boundary conditions in the DOM: Device Interfaces component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6763	Analizada	Media (6.5)	0.32%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Mitigation bypass in the File Handling component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6762	Analizada	Media (6.3)	0.28%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Spoofing issue in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 150, Firefox ESR 115.35, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6761	Analizada	Alta (8.8)	0.41%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Privilege escalation in the Networking component. This vulnerability was fixed in Firefox 150, Firefox ESR 140.10, Thunderbird 150, and Thunderbird 140.10.
CVE-2026-6760	Analizada	Crítica (9.8)	0.51%	—	Mozilla Firefox Mozilla Thunderbird	21/4/2026	17/6/2026	Mitigation bypass in the Networking: Cookies component. This vulnerability was fixed in Firefox 150 and Thunderbird 150.