Vulnerability · Published Aug 11, 2026 · Assigned by microsoft
CVE-2026-62737Windows Kernel Elevation of Privilege Vulnerability
High 7.8
In plain English
A high-severity security flaw in Windows 11 Version 24H2 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 27% of all known vulnerabilities). Ready-made attack tooling exists: public proof-of-concept code.
Severity (CVSS 3.1)7.8High
Exploit odds (30 days)0.3%top 73.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack tooling1Public PoC
Official description
Untrusted pointer dereference in Windows Kernel allows an authorized attacker to elevate privileges locally.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Windows 11 Version 24H2 | 10.0.26100.0 – before 10.0.26100.9168 |
| Microsoft | Windows 11 Version 25H2 | 10.0.26200.0 – before 10.0.26200.9168 |
| Microsoft | Windows 11 version 26H1 | 10.0.28000.0 – before 10.0.28000.2704 |
| Microsoft | Windows Server 2025 | 10.0.26100.0 – before 10.0.26100.33296 |
| Microsoft | Windows Server 2025 (Server Core installation) | 10.0.26100.0 – before 10.0.26100.33296 |
Weakness: CWE-822 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
References
- Windows Kernel Elevation of Privilege Vulnerability vendor-advisory, patch