Tracker / CVE-2026-21241
CVE-2026-21241
High 7.0
Use after free in Windows Ancillary Function Driver for WinSock allows an authorized attacker to elevate privileges locally.
Affected products and versions
| microsoft | windows_11_23h2 · … → 10.0.22631.6649 |
|---|---|
| microsoft | windows_11_24h2 · … → 10.0.26100.7781 |
| microsoft | windows_11_25h2 · … → 10.0.26200.7781 |
| microsoft | windows_server_2022 · … → 10.0.20348.4711 |
| microsoft | windows_server_2022_23h2 · … → 10.0.25398.2149 |
| microsoft | windows_server_2025 · … → 10.0.26100.32313 |
Analysis
This page is not indexable yet.Until it carries original analysis — what it actually exposes, how to check in two minutes whether a system was touched, what to do if it was — the page stays noindex. The database decides that, not the template.