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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
22,162
Total alertas
4698
Críticas
16876
Altas
8
Ransomware
1037
Esta semana
RSS
cwe-416 × Limpiar todo ×
O Alto vulnerabilidad
09/06/2026
[CVE-2026-45447] Issue summary: A specially crafted PKCS#7 or S/MIME signed message could trigger a use-after-free du…
Issue summary: A specially crafted PKCS#7 or S/MIME signed message could trigger a use-after-free during PKCS#7 signature verification. Impact summary: A use-after-free may result in process crashes, heap corruption, or potentially remote code execution. When processing a PKCS#7 or S/MIME signed message, if the SignedData digestAlgorithms field is present as an empty ASN.1 SET, OpenSSL may incor…
nvdaltovulnerabilidad CVSS 8.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44823] Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code l…
Numeric truncation error in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44811] Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv…
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44813] Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local…
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44802] Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local…
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44804] Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local…
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44807] Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local…
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD

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M Alto vulnerabilidad
09/06/2026
[CVE-2026-44808] Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate priv…
Heap-based buffer overflow in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44809] Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate pri…
Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42991] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-44801] 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 7.5 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42983] Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges local…
Use after free in Windows DWM Core Library allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42984] 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
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42985] 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
09/06/2026
[CVE-2026-42986] Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges l…
Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD

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M Alto vulnerabilidad
09/06/2026
[CVE-2026-42987] Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a…
Use after free in Windows Deployment Services allows an unauthorized attacker to execute code over a network.
nvdaltovulnerabilidad CVSS 8.1 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42978] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42979] Concurrent execution using shared resource with improper synchronization ('race condition') in Windo…
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Push Notifications allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.8 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42911] Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to ele…
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42913] Concurrent execution using shared resource with improper synchronization ('race condition') in Remot…
Concurrent execution using shared resource with improper synchronization ('race condition') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
nvdaltovulnerabilidad CVSS 7.5 NVD