CVE-2026-56171 PUBLISHED

Windows Remote Desktop Protocol (RDP) Information Disclosure Vulnerability

Assigner: microsoft
Reserved: 19.06.2026 Published: 17.07.2026 Updated: 17.07.2026

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

Metrics

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:L/A:N/E:U/RL:O/RC:C
CVSS Score: 7.1

Product Status

Vendor Microsoft
Product Remote Desktop Web Client
Versions
  • affected from 2.0.0.0 to 2.1.65.2 (excl.)
Vendor Microsoft
Product Windows Admin Center
Versions
  • affected from 1809.0 to 2.7.4 (excl.)

References

Problem Types