Threat Entry Updated 2026-01-15

CVE-2026-20843 - Windows Server 2019 Plugin

Improper access control in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20843

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20840 - Windows Server 2019 Plugin

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

PLUGIN Windows Server 2019

CVE-2026-20840

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20844 - Windows Server 2019 Plugin

Use after free in Windows Clipboard Server allows an unauthorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20844

HIGH CVSS 7.4 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20839 - Windows Server 2019 Plugin

Improper access control in Windows Client-Side Caching (CSC) Service allows an authorized attacker to disclose information locally.

PLUGIN Windows Server 2019

CVE-2026-20839

MEDIUM CVSS 5.5 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20837 - Windows Server 2019 Plugin

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

PLUGIN Windows Server 2019

CVE-2026-20837

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20832 - Windows Server 2019 Plugin

Windows Remote Procedure Call Interface Definition Language (IDL) Elevation of Privilege Vulnerability

PLUGIN Windows Server 2019

CVE-2026-20832

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20836 - Windows Server 2019 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20836

HIGH CVSS 7.0 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20833 - Windows Server 2019 Plugin

Use of a broken or risky cryptographic algorithm in Windows Kerberos allows an authorized attacker to disclose information locally.

PLUGIN Windows Server 2019

CVE-2026-20833

MEDIUM CVSS 5.5 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20834 - Windows Server 2019 Plugin

Absolute path traversal in Windows Shell allows an unauthorized attacker to perform spoofing with a physical attack.

PLUGIN Windows Server 2019

CVE-2026-20834

MEDIUM CVSS 4.6 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20831 - Windows Server 2019 Plugin

Time-of-check time-of-use (toctou) race condition in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20831

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20826 - Windows Server 2019 Plugin

Concurrent execution using shared resource with improper synchronization ('race condition') in Tablet Windows User Interface (TWINUI) Subsystem allows an authorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20826

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20829 - Windows Server 2019 Plugin

Out-of-bounds read in Windows TPM allows an authorized attacker to disclose information locally.

PLUGIN Windows Server 2019

CVE-2026-20829

MEDIUM CVSS 5.5 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20827 - Windows Server 2019 Plugin

Exposure of sensitive information to an unauthorized actor in Tablet Windows User Interface (TWINUI) Subsystem allows an authorized attacker to disclose information locally.

PLUGIN Windows Server 2019

CVE-2026-20827

MEDIUM CVSS 5.5 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20828 - Windows Server 2019 Plugin

Out-of-bounds read in Windows Internet Connection Sharing (ICS) allows an unauthorized attacker to disclose information with a physical attack.

PLUGIN Windows Server 2019

CVE-2026-20828

MEDIUM CVSS 4.6 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-14

CVE-2026-20822 - Windows Server 2019 Plugin

Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20822

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-14

CVE-2026-20820 - Windows Server 2019 Plugin

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

PLUGIN Windows Server 2019

CVE-2026-20820

HIGH CVSS 7.8 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-14

CVE-2026-20821 - Windows Server 2019 Plugin

Exposure of sensitive information to an unauthorized actor in Windows Remote Procedure Call allows an unauthorized attacker to disclose information locally.

PLUGIN Windows Server 2019

CVE-2026-20821

MEDIUM CVSS 6.2 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20824 - Windows Server 2019 Plugin

Protection mechanism failure in Windows Remote Assistance allows an unauthorized attacker to bypass a security feature locally.

PLUGIN Windows Server 2019

CVE-2026-20824

MEDIUM CVSS 5.5 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20823 - Windows Server 2019 Plugin

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

PLUGIN Windows Server 2019

CVE-2026-20823

MEDIUM CVSS 5.5 2026-01-13

Risk Score

Open Full Technical Breakdown

Threat Entry Updated 2026-01-15

CVE-2026-20825 - Windows Server 2019 Plugin

Improper access control in Windows Hyper-V allows an authorized attacker to disclose information locally.

PLUGIN Windows Server 2019

CVE-2026-20825

MEDIUM CVSS 4.4 2026-01-13

Risk Score

Open Full Technical Breakdown