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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
13,539
Total alertas
3075
Críticas
10192
Altas
8
Ransomware
1803
Esta semana
RSS
Vulnerabilidades × microsoft × Limpiar todo ×
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50403] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50404] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Media allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50391] Improper privilege management in Windows Group Policy allows an authorized attacker to elevate privi…
Improper privilege management in Windows Group Policy allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50392] Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges loc…
Use after free in Windows Secure Kernel Mode allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50393] Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges lo…
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50396] Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges lo…
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50397] 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 7.0 NVD

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M Alto vulnerabilidad
14/07/2026
[CVE-2026-50385] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Runtime allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50386] Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
Heap-based buffer overflow in Windows NTFS allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50387] Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges local…
Stack-based buffer overflow in Windows GDI allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50388] Out-of-bounds read in Windows NTFS allows an unauthorized attacker to execute code locally.
Out-of-bounds read in Windows NTFS allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50390] Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized…
Access of resource using incompatible type ('type confusion') in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50378] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Key Guard allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50379] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Media allows an authorized attacker to elevate privileges over a network.
nvdaltovulnerabilidad CVSS 7.5 NVD
M Crítico vulnerabilidad
14/07/2026
[CVE-2026-50380] Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a ne…
Heap-based buffer overflow in Windows GDI+ allows an unauthorized attacker to execute code over a network.
nvdcriticovulnerabilidad CVSS 9.6 NVD

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M Alto vulnerabilidad
14/07/2026
[CVE-2026-50382] Untrusted pointer dereference in Windows DirectX allows an authorized attacker to execute code local…
Untrusted pointer dereference in Windows DirectX allows an authorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50371] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows LUAFV allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50372] Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate priv…
Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50373] Improper access control in Microsoft Windows Search Component allows an authorized attacker to eleva…
Improper access control in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50365] Improper authentication in Windows RPC API allows an unauthorized attacker to elevate privileges ove…
Improper authentication in Windows RPC API allows an unauthorized attacker to elevate privileges over an adjacent network.
nvdaltovulnerabilidad CVSS 8.0 NVD