Vulnerabilidades CVE

A continuación la lista de las últimas vulnerabilidades publicadas por el instituto NIST:

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CVE ID Publicado Severidad CVSS Descripción
CVE-2026-20925 2026-01-13 MEDIUM 6.5 External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.
CVE-2026-20924 2026-01-13 HIGH 7.8 Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20923 2026-01-13 HIGH 7.8 Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20922 2026-01-13 HIGH 7.8 Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
CVE-2026-20921 2026-01-13 HIGH 7.5 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-20920 2026-01-13 HIGH 7.8 Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
CVE-2026-20919 2026-01-13 HIGH 7.5 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-20918 2026-01-13 HIGH 7.8 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20877 2026-01-13 HIGH 7.8 Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20876 2026-01-13 MEDIUM 6.7 Heap-based buffer overflow in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.
CVE-2026-20875 2026-01-13 HIGH 7.5 Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.
CVE-2026-20874 2026-01-13 HIGH 7.8 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20873 2026-01-13 HIGH 7.8 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20872 2026-01-13 MEDIUM 6.5 External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.
CVE-2026-20871 2026-01-13 HIGH 7.8 Use after free in Desktop Windows Manager allows an authorized attacker to elevate privileges locally.
CVE-2026-20870 2026-01-13 HIGH 7.8 Use after free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
CVE-2026-20869 2026-01-13 HIGH 7.0 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Local Session Manager (LSM) allows an authorized attacker to elevate privileges locally.
CVE-2026-20868 2026-01-13 HIGH 8.8 Heap-based buffer overflow in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.
CVE-2026-20867 2026-01-13 HIGH 7.8 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20866 2026-01-13 HIGH 7.8 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20865 2026-01-13 HIGH 7.8 Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20864 2026-01-13 HIGH 7.8 Heap-based buffer overflow in Connected Devices Platform Service (Cdpsvc) allows an authorized attacker to elevate privileges locally.
CVE-2026-20863 2026-01-13 HIGH 7.0 Double free in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
CVE-2026-20862 2026-01-13 MEDIUM 5.5 Exposure of sensitive information to an unauthorized actor in Windows Management Services allows an authorized attacker to disclose information locally.
CVE-2026-20861 2026-01-13 HIGH 7.8 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20860 2026-01-13 HIGH 7.8 Access of resource using incompatible type ('type confusion') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
CVE-2026-20859 2026-01-13 HIGH 7.8 Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.
CVE-2026-20858 2026-01-13 HIGH 7.8 Use after free in Windows Management Services allows an authorized attacker to elevate privileges locally.
CVE-2026-20857 2026-01-13 HIGH 7.8 Untrusted pointer dereference in Windows Cloud Files Mini Filter Driver allows an authorized attacker to elevate privileges locally.
CVE-2026-20856 2026-01-13 HIGH 8.1 Improper input validation in Windows Server Update Service allows an unauthorized attacker to execute code over a network.
CVE-2026-20854 2026-01-13 HIGH 7.5 Use after free in Windows Local Security Authority Subsystem Service (LSASS) allows an authorized attacker to execute code over a network.
CVE-2026-20853 2026-01-13 HIGH 7.4 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows WalletService allows an unauthorized attacker to elevate privileges locally.
CVE-2026-20852 2026-01-13 HIGH 7.7 Incorrect privilege assignment in Windows Hello allows an unauthorized attacker to perform tampering locally.
CVE-2026-20851 2026-01-13 MEDIUM 6.2 Out-of-bounds read in Capability Access Management Service (camsvc) allows an unauthorized attacker to disclose information locally.
CVE-2026-20849 2026-01-13 HIGH 7.5 Reliance on untrusted inputs in a security decision in Windows Kerberos allows an authorized attacker to elevate privileges over a network.
CVE-2026-20848 2026-01-13 HIGH 7.5 Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.
CVE-2026-20847 2026-01-13 MEDIUM 6.5 Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to perform spoofing over a network.
CVE-2026-20844 2026-01-13 HIGH 7.4 Use after free in Windows Clipboard Server allows an unauthorized attacker to elevate privileges locally.
CVE-2026-20843 2026-01-13 HIGH 7.8 Improper access control in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.
CVE-2026-20842 2026-01-13 HIGH 7.0 Use after free in Windows DWM allows an authorized attacker to elevate privileges locally.
CVE-2026-20840 2026-01-13 HIGH 7.8 Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.
CVE-2026-20839 2026-01-13 MEDIUM 5.5 Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.
CVE-2026-20838 2026-01-13 MEDIUM 5.5 Generation of error message containing sensitive information in Windows Kernel allows an authorized attacker to disclose information locally.
CVE-2026-20837 2026-01-13 HIGH 7.8 Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code locally.
CVE-2026-20836 2026-01-13 HIGH 7.0 Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-20835 2026-01-13 MEDIUM 5.5 Out-of-bounds read in Capability Access Management Service (camsvc) allows an authorized attacker to disclose information locally.
CVE-2026-20834 2026-01-13 MEDIUM 4.6 Absolute path traversal in Windows Shell allows an unauthorized attacker to perform spoofing with a physical attack.
CVE-2026-20833 2026-01-13 MEDIUM 5.5 Use of a broken or risky cryptographic algorithm in Windows Kerberos allows an authorized attacker to disclose information locally.
CVE-2026-20832 2026-01-13 HIGH 7.8 Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege Vulnerability
CVE-2026-20831 2026-01-13 HIGH 7.8 Time-of-check time-of-use (toctou) race condition in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
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