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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
1784
Esta semana
RSS
Vulnerabilidades × cwe-416 × Limpiar todo ×
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
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42905] 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-2026-42909] 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
M Alto vulnerabilidad
09/06/2026
[CVE-2026-42836] Concurrent execution using shared resource with improper synchronization ('race condition') in Funct…
Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.
nvdaltovulnerabilidad CVSS 7.0 NVD

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M Alto vulnerabilidad
09/06/2026
[CVE-2026-34335] 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
L Alto vulnerabilidad
09/06/2026
[CVE-2026-46330] In the Linux kernel, the following vulnerability has been resolved: Revert "net/smc: Introduce TCP …
In the Linux kernel, the following vulnerability has been resolved: Revert "net/smc: Introduce TCP ULP support" This reverts commit d7cd421da9da2cc7b4d25b8537f66db5c8331c40. As reported by Al Viro, the TCP ULP support for SMC is fundamentally broken. The implementation attempts to convert an active TCP socket into an SMC socket by modifying the underlying `struct file`, dentry, and inode in-pla…
nvdaltovulnerabilidad CVSS 7.8 NVD
L Alto vulnerabilidad
09/06/2026
[CVE-2026-46319] In the Linux kernel, the following vulnerability has been resolved: net/sched: act_ct: Only release…
In the Linux kernel, the following vulnerability has been resolved: net/sched: act_ct: Only release RCU read lock after ct_ft When looking up a flow table in act_ct in tcf_ct_flow_table_get(), rhashtable_lookup_fast() internally opens and closes an RCU read critical section before returning ct_ft. The tcf_ct_flow_table_cleanup_work() can complete before refcount_inc_not_zero() is invoked on the …
nvdaltovulnerabilidad CVSS 7.8 NVD
L Alto vulnerabilidad
09/06/2026
[CVE-2026-46323] In the Linux kernel, the following vulnerability has been resolved: net: gro: don't merge zcopy skb…
In the Linux kernel, the following vulnerability has been resolved: net: gro: don't merge zcopy skbs skb_gro_receive() can currently copy frags between the source and GRO skb, without checking the zerocopy status, and in particular the SKBFL_MANAGED_FRAG_REFS flag. When SKBFL_MANAGED_FRAG_REFS is set, the skb doesn't hold a reference on the pages in shinfo->frags. Appending those frags to anoth…
nvdaltovulnerabilidad CVSS 7.8 NVD
G Alto vulnerabilidad
09/06/2026
[CVE-2026-11698] Use after free in Bluetooth in Google Chrome on Mac prior to 149.0.7827.103 allowed a remote attacke…
Use after free in Bluetooth in Google Chrome on Mac prior to 149.0.7827.103 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
nvdaltovulnerabilidad CVSS 8.8 NVD