Threat Entry Updated 2026-01-14

CVE-2026-21265 - Windows 11 Version 25H2 Plugin

Windows Secure Boot stores Microsoft certificates in the UEFI KEK and DB. These original certificates are approaching expiration, and devices containing affected certificate versions must update them to maintain Secure Boot functionality and avoid compromising security by losing security fixes related to Windows boot manager or Secure Boot. The operating system’s certificate update protection mechanism relies on firmware components that might contain defects, which can cause certificate trust updates to fail or behave unpredictably. This leads to potential disruption of the Secure Boot trust chain and requires careful validation and…

PLUGIN Windows 11 Version 25H2

CVE-2026-21265

MEDIUM CVSS 6.4 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-21221 - Windows 11 Version 25H2 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Capability Access Management Service (camsvc) allows an authorized attacker to elevate privileges locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-21221

HIGH CVSS 7.0 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-14

CVE-2026-20962 - Windows 11 Version 25H2 Plugin

Use of uninitialized resource in Dynamic Root of Trust for Measurement (DRTM) allows an authorized attacker to disclose information locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20962

MEDIUM CVSS 4.4 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20941 - Windows 11 Version 25H2 Plugin

Improper link resolution before file access ('link following') in Host Process for Windows Tasks allows an authorized attacker to elevate privileges locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20941

HIGH CVSS 7.8 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20939 - Windows 11 Version 25H2 Plugin

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20939

MEDIUM CVSS 5.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20931 - Windows 11 Version 25H2 Plugin

External control of file name or path in Windows Telephony Service allows an authorized attacker to elevate privileges over an adjacent network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20931

HIGH CVSS 8.0 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20938 - Windows 11 Version 25H2 Plugin

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to elevate privileges locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20938

HIGH CVSS 7.8 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20934 - Windows 11 Version 25H2 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20934

HIGH CVSS 7.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20935 - Windows 11 Version 25H2 Plugin

Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an unauthorized attacker to disclose information locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20935

MEDIUM CVSS 6.2 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20937 - Windows 11 Version 25H2 Plugin

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20937

MEDIUM CVSS 5.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20932 - Windows 11 Version 25H2 Plugin

Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to disclose information locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20932

MEDIUM CVSS 5.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20936 - Windows 11 Version 25H2 Plugin

Out-of-bounds read in Windows NDIS allows an authorized attacker to disclose information with a physical attack.

PLUGIN Windows 11 Version 25H2

CVE-2026-20936

MEDIUM CVSS 4.3 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20924 - Windows 11 Version 25H2 Plugin

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

PLUGIN Windows 11 Version 25H2

CVE-2026-20924

HIGH CVSS 7.8 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20926 - Windows 11 Version 25H2 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20926

HIGH CVSS 7.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20925 - Windows 11 Version 25H2 Plugin

External control of file name or path in Windows NTLM allows an unauthorized attacker to perform spoofing over a network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20925

MEDIUM CVSS 6.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-16

CVE-2026-20927 - Windows 11 Version 25H2 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to deny service over a network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20927

MEDIUM CVSS 5.3 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-15

CVE-2026-20923 - Windows 11 Version 25H2 Plugin

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

PLUGIN Windows 11 Version 25H2

CVE-2026-20923

HIGH CVSS 7.8 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-15

CVE-2026-20922 - Windows 11 Version 25H2 Plugin

Heap-based buffer overflow in Windows NTFS allows an authorized attacker to execute code locally.

PLUGIN Windows 11 Version 25H2

CVE-2026-20922

HIGH CVSS 7.8 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-15

CVE-2026-20921 - Windows 11 Version 25H2 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20921

HIGH CVSS 7.5 2026-01-13

Risk Score

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Threat Entry Updated 2026-01-15

CVE-2026-20919 - Windows 11 Version 25H2 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SMB Server allows an authorized attacker to elevate privileges over a network.

PLUGIN Windows 11 Version 25H2

CVE-2026-20919

HIGH CVSS 7.5 2026-01-13

Risk Score

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