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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-2026-50672] Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
Use after free in Windows NTFS allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50673] Null pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges local…
Null pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50674] Use after free in Windows USB Print Driver allows an authorized attacker to elevate privileges local…
Use after free in Windows USB Print Driver allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50676] 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 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50665] Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information local…
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50666] Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate …
Use after free in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges over a network.
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50667] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows NTFS allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD

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M Alto vulnerabilidad
14/07/2026
[CVE-2026-50669] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Telephony Service allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50655] Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50658] Time-of-check time-of-use (toctou) race condition in Microsoft Defender allows an authorized attacke…
Time-of-check time-of-use (toctou) race condition in Microsoft Defender allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50509] Deserialization of untrusted data in Windows Wireless Wide Area Network Service allows an authorized…
Deserialization of untrusted data in Windows Wireless Wide Area Network Service allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50510] Improper restriction of names for files and other resources in Github Copilot allows an unauthorized…
Improper restriction of names for files and other resources in Github Copilot allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50647] Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD F…
Loop with unreachable exit condition ('infinite loop') in Active Directory Federation Services (AD FS) allows an unauthorized attacker to deny service over a network.
nvdaltovulnerabilidad CVSS 7.5 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50501] Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker …
Stack-based buffer overflow in Windows Resilient File System (ReFS) allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50502] Insufficient granularity of access control in Windows Event Logging Service allows an authorized att…
Insufficient granularity of access control in Windows Event Logging Service allows an authorized attacker to execute code over a network.
nvdaltovulnerabilidad CVSS 8.0 NVD

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M Alto vulnerabilidad
14/07/2026
[CVE-2026-50503] 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-2026-50505] Use after free in Windows Message Queuing allows an authorized attacker to execute code over a netwo…
Use after free in Windows Message Queuing allows an authorized attacker to execute code over a network.
nvdaltovulnerabilidad CVSS 7.5 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50496] 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
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50498] Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
Windows Universal Disk Format File System Driver (UDFS) Elevation of Privilege Vulnerability
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
14/07/2026
[CVE-2026-50499] Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elev…
Heap-based buffer overflow in Windows Print Spooler Components allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD