5.5
Medium
CVE-2026-20819 Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to…
Description
Untrusted pointer dereference in Windows Virtualization-Based Security (VBS) Enclave allows an authorized attacker to disclose information locally.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Windows 11 Version 25H2 10.0 | 10.0.26200.0 → < 10.0.26200.7623 | 10.0.26200.7623 |
| Windows 11 version 22H3 10.0 | 10.0.22631.0 → < 10.0.22631.6491 | 10.0.22631.6491 |
| Windows 11 Version 23H2 10.0 | 10.0.22631.0 → < 10.0.22631.6491 | 10.0.22631.6491 |
| Windows 11 Version 24H2 10.0 | 10.0.26100.0 → < 10.0.26100.7623 | 10.0.26100.7623 |
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