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Microsoft Windows Server 2019 vulnerabilities

3,952 known vulnerabilities affecting microsoft/windows_server_2019.

Total CVEs
3,952
CISA KEV
125
actively exploited
Public exploits
113
Exploited in wild
171
Severity breakdown
CRITICAL126HIGH2786MEDIUM1024LOW16

Vulnerabilities

Page 131 of 198
CVE-2024-30050P3MEDIUMCVSS 5.4fixed in 10.0.17763.5820≥ 10.0.17763.0, < 10.0.17763.58202024-05-14
CVE-2024-30050 [MEDIUM] CWE-693 CVE-2024-30050: Windows Mark of the Web Security Feature Bypass Vulnerability Windows Mark of the Web Security Feature Bypass Vulnerability
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CVE-2026-50354P3HIGHCVSS 7.1fixed in 10.0.17763.9020≥ 10.0.17763.0, < 10.0.17763.90202026-07-14
CVE-2026-50354 [HIGH] CWE-416 CVE-2026-50354: 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.
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CVE-2023-24940P3HIGHCVSS 7.5≥ 10.0.17763.0, < 10.0.17763.43772023-05-09
CVE-2023-24940 [HIGH] CWE-476 CVE-2023-24940: Windows Pragmatic General Multicast (PGM) Denial of Service Vulnerability Windows Pragmatic General Multicast (PGM) Denial of Service Vulnerability
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CVE-2025-54115P3HIGHCVSS 7.0fixed in 10.0.17763.7792≥ 10.0.17763.0, < 10.0.17763.77922025-09-09
CVE-2025-54115 [HIGH] CWE-362 CVE-2025-54115: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
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CVE-2025-53137P3HIGHCVSS 7.0fixed in 10.0.17763.7678≥ 10.0.17763.0, < 10.0.17763.76782025-08-12
CVE-2025-53137 [HIGH] CWE-416 CVE-2025-53137: 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.
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CVE-2025-53718P3HIGHCVSS 7.0fixed in 10.0.17763.7678≥ 10.0.17763.0, < 10.0.17763.76782025-08-12
CVE-2025-53718 [HIGH] CWE-416 CVE-2025-53718: 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.
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CVE-2025-54112P3HIGHCVSS 7.0fixed in 10.0.17763.7792≥ 10.0.17763.0, < 10.0.17763.77922025-09-09
CVE-2025-54112 [HIGH] CWE-416 CVE-2025-54112: Use after free in Microsoft Virtual Hard Drive allows an authorized attacker to elevate privileges l Use after free in Microsoft Virtual Hard Drive allows an authorized attacker to elevate privileges locally.
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CVE-2025-50167P3HIGHCVSS 7.0fixed in 10.0.17763.7678≥ 10.0.17763.0, < 10.0.17763.76782025-08-12
CVE-2025-50167 [HIGH] CWE-362 CVE-2025-50167: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
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CVE-2025-60717P3HIGHCVSS 7.0fixed in 10.0.17763.8027≥ 10.0.17763.0, < 10.0.17763.80272025-11-11
CVE-2025-60717 [HIGH] CWE-416 CVE-2025-60717: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-59515P3HIGHCVSS 7.0fixed in 10.0.17763.8027≥ 10.0.17763.0, < 10.0.17763.80272025-11-11
CVE-2025-59515 [HIGH] CWE-416 CVE-2025-59515: Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privil Use after free in Windows Broadcast DVR User Service allows an authorized attacker to elevate privileges locally.
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CVE-2025-53134P3HIGHCVSS 7.0fixed in 10.0.17763.7678≥ 10.0.17763.0, < 10.0.17763.76782025-08-12
CVE-2025-53134 [HIGH] CWE-200 CVE-2025-53134: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20831P3HIGHCVSS 7.0fixed in 10.0.17763.8276≥ 10.0.17763.0, < 10.0.17763.82762026-01-13
CVE-2026-20831 [HIGH] CWE-367 CVE-2026-20831: Time-of-check time-of-use (toctou) race condition in Windows Ancillary Function Driver for WinSock a Time-of-check time-of-use (toctou) race condition in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-20869P3HIGHCVSS 7.0fixed in 10.0.17763.8276≥ 10.0.17763.0, < 10.0.17763.82762026-01-13
CVE-2026-20869 [HIGH] CWE-362 CVE-2026-20869: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Local Session Manager (LSM) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-55223P3HIGHCVSS 7.0fixed in 10.0.17763.7792≥ 10.0.17763.0, < 10.0.17763.77922025-09-09
CVE-2025-55223 [HIGH] CWE-362 CVE-2025-55223: Concurrent execution using shared resource with improper synchronization ('race condition') in Graph Concurrent execution using shared resource with improper synchronization ('race condition') in Graphics Kernel allows an authorized attacker to elevate privileges locally.
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CVE-2025-49762P3HIGHCVSS 7.0fixed in 10.0.17763.7678≥ 10.0.17763.0, < 10.0.17763.76782025-08-12
CVE-2025-49762 [HIGH] CWE-362 CVE-2025-49762: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
nvd
CVE-2026-21240P3HIGHCVSS 7.0fixed in 10.0.17763.8389≥ 10.0.17763.0, < 10.0.17763.83892026-02-10
CVE-2026-21240 [HIGH] CWE-367 CVE-2026-21240: Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
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CVE-2025-53135P3HIGHCVSS 7.0fixed in 10.0.17763.7678≥ 10.0.17763.0, < 10.0.17763.76782025-08-12
CVE-2025-53135 [HIGH] CWE-362 CVE-2025-53135: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows DirectX allows an authorized attacker to elevate privileges locally.
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CVE-2025-21203P3MEDIUMCVSS 6.5fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-21203 [MEDIUM] CWE-126 CVE-2025-21203: Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker Buffer over-read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.
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CVE-2025-55328P3HIGHCVSS 7.0fixed in 10.0.17763.7919≥ 10.0.17763.0, < 10.0.17763.79192025-10-14
CVE-2025-55328 [HIGH] CWE-362 CVE-2025-55328: Concurrent execution using shared resource with improper synchronization ('race condition') in Windo Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Hyper-V allows an authorized attacker to elevate privileges locally.
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CVE-2026-50372P3HIGHCVSS 7.0fixed in 10.0.17763.9020≥ 10.0.17763.0, < 10.0.17763.90202026-07-14
CVE-2026-50372 [HIGH] CWE-122 CVE-2026-50372: Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate priv Buffer over-read in Windows Redirected Drive Buffering allows an authorized attacker to elevate privileges locally.
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Microsoft Windows Server 2019 vulnerabilities | cvebase