CVE-2026-69640
MEDIUM severity · CVSS 5.3 · Incorrect authorization
5.3CVSS MEDIUM
Summary
Incorrect authorization in Windows Key Distribution Center allows an authorized attacker to bypass a security feature over a network.
Impact & exploitability
Attack vectorNetwork
Attack complexityHigh
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactNone
Availability impactNone
Exploit probability (EPSS)1%
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected products we track (4)
Recommendation
Apply the vendor fix in your normal patch cycle. Open any affected product above for its exact safe version.
Official patch: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69640 ↗