High severity7.1NVD Advisory· Published Jul 17, 2026· Updated Jul 22, 2026

CVE-2026-56171

Description

Exposure of private personal information to an unauthorized actor in Windows RDP allows an unauthorized attacker to disclose information over a network.

Affected products

Microsoft/Windows Remote Desktop Protocol (RDP)llm-fuzzy
Microsoft/Remote Desktop Web Client
cpe:2.3:a:microsoft:remote_desktop_web_client:*:*:*:*:*:*:*:*
Range: <2.1.65.2
Microsoft/Windows Admin Center
cpe:2.3:a:microsoft:windows_admin_center:*:*:*:*:*:*:*:*
Range: <2606

Patches

Vulnerability mechanics

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56171nvdVendor AdvisoryRelease Notes

News mentions

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cvss	0.461
epss	0.001
exploit	0.000
kev	0.000
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ransomware	0.000