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Seguridad de la Información

Alertas de Seguridad de la Información

Vulnerabilidades explotadas activamente, incidentes y análisis relevantes para México y LATAM. Actualizado automáticamente desde fuentes oficiales.

48 vulnerabilidades en CISA KEV — explotación activa confirmada Ver todas →
Última alerta publicada ahora mismo
13,509
Total alertas
3066
Críticas
10171
Altas
8
Ransomware
1797
Esta semana
RSS
Alta × microsoft × Limpiar todo ×
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50500] Use after free in Windows Netlogon allows an authorized attacker to elevate privileges over a networ…
Use after free in Windows Netlogon allows an authorized attacker to elevate privileges over a network.
nvdaltovulnerabilidad CVSS 7.5 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50489] Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges loc…
Heap-based buffer overflow in Windows Win32K allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50490] Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
Use after free in Windows Installer allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50491] Out-of-bounds read in Code Integrity DLL (ci.dll) allows an authorized attacker to elevate privilege…
Out-of-bounds read in Code Integrity DLL (ci.dll) allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50493] Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locall…
Use after free in Windows Graphics Kernel allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50494] Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50482] Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.3 NVD

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M Alto vulnerabilidad
14/07/2026
[CVE-2026-50484] Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges loc…
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50486] Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally.
Use after free in Windows Runtime allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50487] Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a…
Use after free in Microsoft Windows DNS allows an unauthorized attacker to elevate privileges over a network.
nvdaltovulnerabilidad CVSS 8.1 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50488] Improper neutralization of special elements used in a command ('command injection') in Windows Clipb…
Improper neutralization of special elements used in a command ('command injection') in Windows Clipboard User Service allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50474] Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a netwo…
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50476] Use after free in Microsoft Windows allows an authorized attacker to elevate privileges locally.
Use after free in Microsoft Windows allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50477] Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges loc…
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50478] Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD

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M Alto vulnerabilidad
14/07/2026
[CVE-2026-50479] Untrusted pointer dereference in Windows USB Hub Driver allows an authorized attacker to elevate pri…
Untrusted pointer dereference in Windows USB Hub Driver allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50480] Heap-based buffer overflow in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized …
Heap-based buffer overflow in Windows Web Proxy Auto-Discovery Protocol (WPAD) allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50467] Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
Use after free in Microsoft Office allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50469] Improper link resolution before file access ('link following') in Windows Projected File System allo…
Improper link resolution before file access ('link following') in Windows Projected File System allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50470] Out-of-bounds read in Windows Network Policy Server SNMP allows an unauthorized attacker to disclose…
Out-of-bounds read in Windows Network Policy Server SNMP allows an unauthorized attacker to disclose information over a network.
nvdaltovulnerabilidad CVSS 7.5 NVD