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windows_11_26h1

Vendor: microsoft

Actively Exploited 1 CISA KEV List
PoC / Exploits 14 Code Available
Total RCEs 16 Remote Access
Total CVEs 685 Total Indexed
Avg. EPSS 0.65% Exploit Prob.
Latest CVE CVE-2026-50507 Jun 09

Security Vulnerability Index

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7.8 CVSS

Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

EPSS: 0.30%
7.8 CVSS

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

EPSS: 0.30%
7.5 CVSS

Use after free in Windows TCP/IP allows an unauthorized attacker to disclose information over a network.

EPSS: 0.93%
7.5 CVSS

Null pointer dereference in Windows TCP/IP allows an unauthorized attacker to deny service over a network.

EPSS: 1.08%
8.8 CVSS

Heap-based buffer overflow in Windows Win32K - GRFX allows an authorized attacker to execute code locally.

EPSS: 0.41%
7.1 CVSS

Windows TCP/IP Denial of Service Vulnerability

EPSS: 0.33%
7.8 CVSS

Concurrent execution using shared resource with improper synchronization ('race condition') in Windows TCP/IP allows an authorized attacker to elevate privileges locally.

EPSS: 0.33%
7.8 CVSS

Heap-based buffer overflow in Windows Remote Desktop allows an authorized attacker to elevate privileges locally.

EPSS: 2.08%
7.8 CVSS

Heap-based buffer overflow in Windows Common Log File System Driver allows an authorized attacker to elevate privileges locally.

EPSS: 0.27%
7.8 CVSS

Use after free in Windows Telephony Service allows an authorized attacker to elevate privileges locally.

EPSS: 0.25%