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

14,331

Total alertas

3266

Críticas

10792

Altas

8

Ransomware

1002

Esta semana

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M Alto vulnerabilidad

[CVE-2026-56647] Integer overflow or wraparound in Windows Remote Access Service Infrastructure allows an authorized …

Integer overflow or wraparound in Windows Remote Access Service Infrastructure allows an authorized attacker to elevate privileges over a network.

M Alto vulnerabilidad

[CVE-2026-56194] Heap-based buffer overflow in Windows Network File System allows an authorized attacker to elevate p…

Heap-based buffer overflow in Windows Network File System allows an authorized attacker to elevate privileges over a network.

M Alto vulnerabilidad

[CVE-2026-56183] Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges lo…

Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

M Alto vulnerabilidad

[CVE-2026-56186] Out-of-bounds read in Windows Schannel allows an authorized attacker to disclose information over a …

Out-of-bounds read in Windows Schannel allows an authorized attacker to disclose information over a network.

M Alto vulnerabilidad

[CVE-2026-56187] Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges lo…

Use after free in Windows MIDI Service Module allows an authorized attacker to elevate privileges locally.

M Alto vulnerabilidad

[CVE-2026-56189] Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to …

Heap-based buffer overflow in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-56182] Integer overflow or wraparound in Windows NTFS allows an authorized attacker to elevate privileges l…

Integer overflow or wraparound in Windows NTFS allows an authorized attacker to elevate privileges locally.

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M Alto vulnerabilidad

[CVE-2026-56181] Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker…

Origin validation error in Windows Network Address Translation (NAT) allows an unauthorized attacker to perform spoofing over an adjacent network.

M Alto vulnerabilidad

[CVE-2026-56173] Use after free in Windows WebView allows an authorized attacker to elevate privileges locally.

Use after free in Windows WebView allows an authorized attacker to elevate privileges locally.

M Alto vulnerabilidad

[CVE-2026-56175] Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges local…

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to elevate privileges locally.

M Alto vulnerabilidad

[CVE-2026-56176] Out-of-bounds read in Windows Win32K - GRFX allows an authorized attacker to elevate privileges loca…

Out-of-bounds read in Windows Win32K - GRFX allows an authorized attacker to elevate privileges locally.

M Alto vulnerabilidad

[CVE-2026-55947] Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code…

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55949] Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute c…

Use of uninitialized resource in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-56156] Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code…

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55141] Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute cod…

Stack-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

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M Alto vulnerabilidad

[CVE-2026-55133] Heap-based buffer overflow in Microsoft Office OneNote allows an unauthorized attacker to execute co…

Heap-based buffer overflow in Microsoft Office OneNote allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55134] Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code…

Stack-based buffer overflow in Microsoft Office Word allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55136] Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute c…

Untrusted pointer dereference in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55137] Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code…

Heap-based buffer overflow in Microsoft Office Excel allows an unauthorized attacker to execute code locally.

M Alto vulnerabilidad

[CVE-2026-55140] Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code local…

Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.

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