CVE-2026-20811
7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: secure@microsoft.com (Secondary)
Description
Access of resource using incompatible type ('type confusion') in Windows Win32K - ICOMP allows an authorized attacker to elevate privileges locally.
Affected (6)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| Before 10.0.22631.6491 | |
| Before 10.0.26100.7623 | |
| Before 10.0.26200.7623 | |
| Before 10.0.20348.4648 | |
| Before 10.0.25398.2092 | |
| Before 10.0.26100.32230 |
Related CWEs
CWE-822
Untrusted Pointer Dereference
The product obtains a value from an untrusted source, converts this value to a pointer, and dereferences the resulting pointer.
CWE-843
Access of Resource Using Incompatible Type ('Type Confusion')
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.
References (1)
Source: secure@microsoft.com
Vendor Advisory
Timeline
No history available yet.