Filtered by vendor Microsoft Subscriptions
Filtered by product Windows Server 2025 Subscriptions
Total 1144 CVE
CVE Vendors Products Updated CVSS v3.1
CVE-2026-21244 1 Microsoft 25 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 22 more 2026-04-15 7.3 High
Heap-based buffer overflow in Windows Hyper-V allows an authorized attacker to execute code locally.
CVE-2026-21243 1 Microsoft 8 Windows Server 2019, Windows Server 2019 (server Core Installation), Windows Server 2022 and 5 more 2026-04-15 7.5 High
Null pointer dereference in Windows LDAP - Lightweight Directory Access Protocol allows an unauthorized attacker to deny service over a network.
CVE-2026-21240 1 Microsoft 22 Windows 10 1809, Windows 10 21h2, Windows 10 21h2 and 19 more 2026-04-15 7.8 High
Time-of-check time-of-use (toctou) race condition in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
CVE-2026-21241 1 Microsoft 15 Windows 11 22h3, Windows 11 23h2, Windows 11 23h2 and 12 more 2026-04-15 7 High
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
CVE-2026-21239 1 Microsoft 28 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 25 more 2026-04-15 7.8 High
Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-21238 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-15 7.8 High
Improper access control in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
CVE-2026-21237 1 Microsoft 19 Windows 10 21h2, Windows 10 21h2, Windows 10 22h2 and 16 more 2026-04-15 7 High
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.
CVE-2026-21232 1 Microsoft 14 Windows 11 22h3, Windows 11 23h2, Windows 11 23h2 and 11 more 2026-04-15 7.8 High
Untrusted pointer dereference in Windows HTTP.sys allows an authorized attacker to elevate privileges locally.
CVE-2026-21231 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-15 7.8 High
Concurrent execution using shared resource with improper synchronization ('race condition') in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-21222 1 Microsoft 25 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 22 more 2026-04-15 5.5 Medium
Insertion of sensitive information into log file in Windows Kernel allows an authorized attacker to disclose information locally.
CVE-2026-20846 1 Microsoft 31 Office, Windows 10 1607, Windows 10 1809 and 28 more 2026-04-15 7.5 High
Buffer over-read in Windows GDI+ allows an unauthorized attacker to deny service over a network.
CVE-2025-59033 1 Microsoft 7 Windows, Windows 10, Windows 11 and 4 more 2026-04-15 7.4 High
The Microsoft vulnerable driver block list is implemented as Windows Defender Application Control (WDAC) policy. Entries that specify only the to-be-signed (TBS) part of the code signer certificate are properly blocked, but entries that specify the signing certificate's TBS hash along with a 'FileAttribRef' qualifier (such as file name or version) may not be blocked, whether hypervisor-protected code integrity (HVCI) is enabled or not. NOTE: The vendor disputes this CVE ID assignment and states that the driver blocklist is intended for use with HVCI.
CVE-2026-23674 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-14 7.5 High
Improper resolution of path equivalence in Windows MapUrlToZone allows an unauthorized attacker to bypass a security feature over a network.
CVE-2026-26132 1 Microsoft 19 Windows 10 21h2, Windows 10 21h2, Windows 10 22h2 and 16 more 2026-04-14 7.8 High
Use after free in Windows Kernel allows an authorized attacker to elevate privileges locally.
CVE-2026-26128 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-14 7.8 High
Improper authentication in Windows SMB Server allows an authorized attacker to elevate privileges locally.
CVE-2026-26111 1 Microsoft 22 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 19 more 2026-04-14 8 High
Integer overflow or wraparound in Windows Routing and Remote Access Service (RRAS) allows an authorized attacker to execute code over a network.
CVE-2026-25190 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-14 7.8 High
Untrusted search path in Windows GDI allows an unauthorized attacker to execute code locally.
CVE-2026-25188 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-14 8.8 High
Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to elevate privileges over an adjacent network.
CVE-2026-25187 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-14 7.8 High
Improper link resolution before file access ('link following') in Winlogon allows an authorized attacker to elevate privileges locally.
CVE-2026-25186 1 Microsoft 30 Windows 10 1607, Windows 10 1809, Windows 10 21h2 and 27 more 2026-04-14 5.5 Medium
Exposure of sensitive information to an unauthorized actor in Windows Accessibility Infrastructure (ATBroker.exe) allows an authorized attacker to disclose information locally.