imPC@ndo IT

Tracker / CVE-2026-56155

CVE-2026-56155

Exploited High 7.8

Insufficient granularity of access control in Active Directory Federation Services (AD FS) allows an authorized attacker to elevate privileges locally.

Affected products and versions

microsoft windows_10_1607 · … → 10.0.14393.9339
microsoft windows_10_1809 · … → 10.0.17763.9020
microsoft windows_server_2012
microsoft windows_server_2016 · … → 10.0.14393.9339
microsoft windows_server_2019 · … → 10.0.17763.9020
microsoft windows_server_2022 · … → 10.0.20348.5386
microsoft windows_server_2025 · … → 10.0.26100.33158

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.

References