Microsoft Windows Server 2025 vulnerabilities

CVE-2026-20871 [HIGH] CWE-416 CVE-2026-20871: Use after free in Desktop Windows Manager allows an authorized attacker to elevate privileges locall Use after free in Desktop Windows Manager allows an authorized attacker to elevate privileges locally.

CVE-2025-24056 [HIGH] CWE-122 CVE-2025-24056: Heap-based buffer overflow in Windows Telephony Server allows an unauthorized attacker to execute co Heap-based buffer overflow in Windows Telephony Server allows an unauthorized attacker to execute code over a network.

CVE-2025-29966 [HIGH] CWE-122 CVE-2025-29966: Heap-based buffer overflow in Windows Remote Desktop allows an unauthorized attacker to execute code Heap-based buffer overflow in Windows Remote Desktop allows an unauthorized attacker to execute code over a network.

CVE-2025-62549 [HIGH] CWE-822 CVE-2025-62549: Untrusted pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthor Untrusted pointer dereference in Windows Routing and Remote Access Service (RRAS) allows an unauthorized attacker to execute code over a network.

CVE-2025-21286 [HIGH] CWE-122 CVE-2025-21286: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21266 [HIGH] CWE-122 CVE-2025-21266: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21273 [HIGH] CWE-122 CVE-2025-21273: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21282 [HIGH] CWE-122 CVE-2025-21282: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-21417 [HIGH] CWE-122 CVE-2025-21417: Windows Telephony Service Remote Code Execution Vulnerability Windows Telephony Service Remote Code Execution Vulnerability

CVE-2025-48817 [HIGH] CWE-23 CVE-2025-48817: Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code ove Relative path traversal in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

CVE-2026-83923 [HIGH] CWE-23 CVE-2026-83923: Relative path traversal in OpenSSH for Windows allows an unauthorized attacker to execute code over Relative path traversal in OpenSSH for Windows allows an unauthorized attacker to execute code over a network.

CVE-2026-102225 [HIGH] CWE-125 CVE-2026-102225: Out-of-bounds read in Windows Text Shaping allows an unauthorized attacker to execute code over a ne Out-of-bounds read in Windows Text Shaping allows an unauthorized attacker to execute code over a network.

CVE-2026-105007 [HIGH] CWE-125 CVE-2026-105007: An elevation of privilege vulnerability exists in the Network Driver Interface Specification (NDIS) An elevation of privilege vulnerability exists in the Network Driver Interface Specification (NDIS) when ndis.sys fails to check the length of a buffer prior to copying memory to it. To exploit the vulnerability, in a local attack scenario, an attacker could run a specially crafted application to elevate the attacker's privilege level. An attacker wh

CVE-2026-69499 [HIGH] CWE-190 CVE-2026-69499: Integer overflow or wraparound in Windows Imaging Component allows an unauthorized attacker to execu Integer overflow or wraparound in Windows Imaging Component allows an unauthorized attacker to execute code over a network.

CVE-2026-62706 [HIGH] CWE-121 CVE-2026-62706: Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to execute Out-of-bounds read in Microsoft Windows Media Foundation allows an unauthorized attacker to execute code over a network.

CVE-2026-69266 [HIGH] CWE-190 CVE-2026-69266: Integer overflow or wraparound in Windows DHCP Server allows an unauthorized attacker to execute cod Integer overflow or wraparound in Windows DHCP Server allows an unauthorized attacker to execute code over a network.

CVE-2026-62822 [HIGH] CWE-122 CVE-2026-62822: Integer overflow or wraparound in Windows GDI+ allows an unauthorized attacker to execute code over Integer overflow or wraparound in Windows GDI+ allows an unauthorized attacker to execute code over a network.

CVE-2026-69521 [HIGH] CWE-190 CVE-2026-69521: Integer overflow or wraparound in Windows iSCSI allows an unauthorized attacker to execute code over Integer overflow or wraparound in Windows iSCSI allows an unauthorized attacker to execute code over a network.

CVE-2026-83771 [HIGH] CWE-416 CVE-2026-83771: Use after free in Windows Camera Frame Server Monitor allows an unauthorized attacker to elevate pri Use after free in Windows Camera Frame Server Monitor allows an unauthorized attacker to elevate privileges over an adjacent network.

CVE-2026-70250 [HIGH] CWE-362 CVE-2026-70250: Use after free in Windows DHCP Client allows an unauthorized attacker to execute code over an adjace Use after free in Windows DHCP Client allows an unauthorized attacker to execute code over an adjacent network.