Known vulnerabilities in Microsoft Windows Server 2012 (Server Core installation)
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CVE list
| CVE | Summary | Score | Published |
|---|---|---|---|
| CVE-2026-33834 | Improper access control in Windows Event Logging Service allows an authorized attacker to elevate privileges locally | 7.8 High | May 12, 2026 |
| CVE-2026-21530 | Double free in Windows Rich Text Edit allows an authorized attacker to elevate privileges locally | 6.7 Medium | May 12, 2026 |
| CVE-2026-32214 | Improper access control in Universal Plug and Play (upnp.dll) allows an authorized attacker to disclose information… | 5.5 Medium | Apr 14, 2026 |
| CVE-2026-33829 | Exposure of sensitive information to an unauthorized actor in Windows Snipping Tool allows an unauthorized attacker to… | 4.3 Medium | Apr 14, 2026 |
| CVE-2026-33827 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows… | 8.1 High | Apr 14, 2026 |
| CVE-2026-33104 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Win32K - GRFX… | 7.0 High | Apr 14, 2026 |
| CVE-2026-33100 | Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… | 7.0 High | Apr 14, 2026 |
| CVE-2026-33099 | Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… | 7.0 High | Apr 14, 2026 |
| CVE-2026-32225 | Improper neutralization of special elements used in a command ('command injection') in Windows Shell allows an… | 8.8 High | Apr 14, 2026 |
| CVE-2026-32150 | Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery… | 7.0 High | Apr 14, 2026 |
| CVE-2026-32151 | Exposure of sensitive information to an unauthorized actor in Windows Shell allows an authorized attacker to disclose… | 6.5 Medium | Apr 14, 2026 |
| CVE-2026-32086 | Concurrent execution using shared resource with improper synchronization ('race condition') in Function Discovery… | 7.0 High | Apr 14, 2026 |
| CVE-2026-32084 | Exposure of sensitive information to an unauthorized actor in Windows File Explorer allows an authorized attacker to… | 5.5 Medium | Apr 14, 2026 |
| CVE-2026-32077 | Untrusted pointer dereference in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to… | 7.8 High | Apr 14, 2026 |
| CVE-2026-32070 | Use after free in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally | 7.0 High | Apr 14, 2026 |
| CVE-2026-32068 | Concurrent execution using shared resource with improper synchronization ('race condition') in Windows SSDP Service… | 7.0 High | Apr 14, 2026 |
| CVE-2026-27930 | Out-of-bounds read in Windows GDI allows an unauthorized attacker to disclose information locally | 5.5 Medium | Apr 14, 2026 |
| CVE-2026-27925 | Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an unauthorized attacker to disclose… | 6.5 Medium | Apr 14, 2026 |
| CVE-2026-27923 | Use after free in Desktop Window Manager allows an authorized attacker to elevate privileges locally | 7.8 High | Apr 14, 2026 |
| CVE-2026-27922 | Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges… | 7.0 High | Apr 14, 2026 |
| CVE-2026-27920 | Untrusted pointer dereference in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to… | 7.8 High | Apr 14, 2026 |
| CVE-2026-27914 | Improper access control in Microsoft Management Console allows an authorized attacker to elevate privileges locally | 7.8 High | Apr 14, 2026 |
| CVE-2026-27916 | Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges… | 7.8 High | Apr 14, 2026 |
| CVE-2026-27913 | Improper input validation in Windows BitLocker allows an unauthorized attacker to bypass a security feature locally | 7.7 High | Apr 14, 2026 |
| CVE-2026-27912 | Improper authorization in Windows Kerberos allows an authorized attacker to elevate privileges over an adjacent network | 8.0 High | Apr 14, 2026 |
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Windows Server 2012 R2 (Server Core installation) 3958
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