Microsoft Windows Server 2019 vulnerabilities
3,499 known vulnerabilities affecting microsoft/windows_server_2019.
Total CVEs
3,499
CISA KEV
123
actively exploited
Public exploits
67
Exploited in wild
111
Severity breakdown
CRITICAL104HIGH2454MEDIUM928LOW13
Vulnerabilities
Page 34 of 175
CVE-2025-29835MEDIUMCVSS 6.5fixed in 10.0.17763.7314≥ 10.0.17763.0, < 10.0.17763.73142025-05-13
CVE-2025-29835 [MEDIUM] CWE-125 CVE-2025-29835: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack
Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.
nvd
CVE-2025-29957MEDIUMCVSS 6.2fixed in 10.0.17763.7314≥ 10.0.17763.0, < 10.0.17763.73142025-05-13
CVE-2025-29957 [MEDIUM] CWE-400 CVE-2025-29957: Uncontrolled resource consumption in Windows Deployment Services allows an unauthorized attacker to
Uncontrolled resource consumption in Windows Deployment Services allows an unauthorized attacker to deny service locally.
nvd
CVE-2025-30394MEDIUMCVSS 5.9fixed in 10.0.17763.7314≥ 10.0.17763.0, < 10.0.17763.73142025-05-13
CVE-2025-30394 [MEDIUM] CWE-591 CVE-2025-30394: Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unaut
Sensitive data storage in improperly locked memory in Remote Desktop Gateway Service allows an unauthorized attacker to deny service over a network.
nvd
CVE-2025-29961MEDIUMCVSS 6.5fixed in 10.0.17763.7314≥ 10.0.17763.0, < 10.0.17763.73142025-05-13
CVE-2025-29961 [MEDIUM] CWE-125 CVE-2025-29961: Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attack
Out-of-bounds read in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to disclose information over a network.
nvd
CVE-2025-29956MEDIUMCVSS 5.4fixed in 10.0.17763.7314≥ 10.0.17763.0, < 10.0.17763.73142025-05-13
CVE-2025-29956 [MEDIUM] CWE-126 CVE-2025-29956: Buffer over-read in Windows SMB allows an authorized attacker to disclose information over a network
Buffer over-read in Windows SMB allows an authorized attacker to disclose information over a network.
nvd
CVE-2025-29837MEDIUMCVSS 5.5fixed in 10.0.17763.7314≥ 10.0.17763.0, < 10.0.17763.73142025-05-13
CVE-2025-29837 [MEDIUM] CWE-59 CVE-2025-29837: Improper link resolution before file access ('link following') in Windows Installer allows an author
Improper link resolution before file access ('link following') in Windows Installer allows an authorized attacker to disclose information locally.
nvd
CVE-2025-21174HIGHCVSS 7.5fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-21174 [HIGH] CWE-400 CVE-2025-21174: Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an un
Uncontrolled resource consumption in Windows Standards-Based Storage Management Service allows an unauthorized attacker to deny service over a network.
nvd
CVE-2025-27483HIGHCVSS 7.8fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-27483 [HIGH] CWE-125 CVE-2025-27483: Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2025-26666HIGHCVSS 7.8fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-26666 [HIGH] CWE-122 CVE-2025-26666: Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.
Heap-based buffer overflow in Windows Media allows an authorized attacker to execute code locally.
nvd
CVE-2025-27737HIGHCVSS 8.6fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-27737 [HIGH] CWE-20 CVE-2025-27737: Improper input validation in Windows Security Zone Mapping allows an unauthorized attacker to bypass
Improper input validation in Windows Security Zone Mapping allows an unauthorized attacker to bypass a security feature locally.
nvd
CVE-2025-27741HIGHCVSS 7.8fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-27741 [HIGH] CWE-125 CVE-2025-27741: Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
Out-of-bounds read in Windows NTFS allows an unauthorized attacker to elevate privileges locally.
nvd
CVE-2025-21191HIGHCVSS 7.0fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-21191 [HIGH] CWE-367 CVE-2025-21191: Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows a
Time-of-check time-of-use (toctou) race condition in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-27484HIGHCVSS 7.5fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-27484 [HIGH] CWE-591 CVE-2025-27484: Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device
Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over a network.
nvd
CVE-2025-26663HIGHCVSS 8.1fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-26663 [HIGH] CWE-416 CVE-2025-26663: Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attack
Use after free in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-21222HIGHCVSS 8.8fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-21222 [HIGH] CWE-122 CVE-2025-21222: Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute c
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-21221HIGHCVSS 8.8fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-21221 [HIGH] CWE-122 CVE-2025-21221: Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute c
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.
nvd
CVE-2025-27479HIGHCVSS 7.5fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-27479 [HIGH] CWE-410 CVE-2025-27479: Insufficient resource pool in Windows Kerberos allows an unauthorized attacker to deny service over
Insufficient resource pool in Windows Kerberos allows an unauthorized attacker to deny service over a network.
nvd
CVE-2025-27478HIGHCVSS 7.0fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-27478 [HIGH] CWE-122 CVE-2025-27478: Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker t
Heap-based buffer overflow in Windows Local Security Authority (LSA) allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-26688HIGHCVSS 7.8fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-26688 [HIGH] CWE-121 CVE-2025-26688: Stack-based buffer overflow in Microsoft Virtual Hard Drive allows an authorized attacker to elevate
Stack-based buffer overflow in Microsoft Virtual Hard Drive allows an authorized attacker to elevate privileges locally.
nvd
CVE-2025-29809HIGHCVSS 7.1fixed in 10.0.17763.7136≥ 10.0.17763.0, < 10.0.17763.71362025-04-08
CVE-2025-29809 [HIGH] CWE-922 CVE-2025-29809: Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypas
Insecure storage of sensitive information in Windows Kerberos allows an authorized attacker to bypass a security feature locally.
nvd