Affects Microsoft Windows Admin Center, a widely used enterprise management tool; allows networked privilege escalation enabling administrative takeover and lateral movement.
CVE-2026-56169
Improper authentication in Windows Admin Center enables network privilege escalation.
Is CVE-2026-56169 being exploited?
Not confirmed. CVE-2026-56169 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.51% probability of exploitation in the next 30 days.
How severe is CVE-2026-56169?
CVE-2026-56169 is rated High with a CVSS score of 8.1. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-56169?
Yes. A fix has been recorded for CVE-2026-56169. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-56169 affect?
CVE-2026-56169 affects Microsoft Windows Admin Center. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-56169?
Restrict WAC access (ACL/VPN), enforce MFA, segment network, monitor logs, apply vendor patch when released.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
An authenticated attacker can elevate privileges to administrative/system level via Windows Admin Center over the network, enabling takeover, lateral movement, and config changes.
Immediate action required
- affected>= 1809.0 and < 2.7.4
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.