Vulnerabilidades

Resumen — últimos 7 días

Vulnerabilidades nuevas2687▼ 562 respecto a la semana anterior

Críticas / altas1259▼ 239 respecto a la semana anterior

Nueva explotación activa (KEV)4▼ 5 respecto a la semana anterior

Sin puntuar (sin CVSS)265▼ 239 respecto a la semana anterior

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

CVE	Estado	Severidad	EPSS	Explotación activa	Tecnologías afectadas	Publicada ▼	Modificada	Descripción
CVE-2026-45456	Analizada	Alta (8.4)	0.45%	—	Microsoft 365 Apps Microsoft 365 Microsoft Office 2016 Microsoft Office 2019+3	9/6/2026	23/7/2026	Access of resource using incompatible type ('type confusion') in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-44824	Analizada	Alta (7.8)	0.57%	—	Microsoft 365 Apps Microsoft 365 Microsoft Office 2016 Microsoft Office 2019+3	9/6/2026	23/7/2026	Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2026-44821	Analizada	Media (5.5)	0.60%	—	Microsoft 365 Apps Microsoft 365 Microsoft Office 2016 Microsoft Office 2019+3	9/6/2026	23/7/2026	Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CVE-2026-44819	Analizada	Alta (7.8)	0.57%	—	Microsoft 365 Apps Microsoft 365 Microsoft Office 2016 Microsoft Office 2019+3	9/6/2026	23/7/2026	Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
CVE-2024-21413	Analizada	Crítica (9.8)	95%	⚠ Explotación activa💥 PoC	Microsoft 365 Apps Microsoft Office 2016 Microsoft Office 2019 Microsoft Office Long Term Servicing Channel	13/2/2024	10/8/2026	Microsoft Outlook Remote Code Execution Vulnerability
CVE-2021-42292	Analizada	Alta (7.8)	43%	⚠ Explotación activa💥 PoC	Microsoft 365 Apps Microsoft Excel Microsoft Office Microsoft Office 2016+2	10/11/2021	19/8/2026	Microsoft Excel Security Feature Bypass Vulnerability
CVE-2021-38646	Analizada	Alta (7.8)	8.0%	⚠ Explotación activa	Microsoft 365 Apps Microsoft Office Microsoft Office 2016 Microsoft Office 2019	15/9/2021	10/8/2026	Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability
CVE-2021-27059	Analizada	Media (6.5)	6.1%	⚠ Explotación activa	Microsoft Office Microsoft Office 2016	11/3/2021	19/8/2026	Microsoft Office Remote Code Execution Vulnerability