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Microsoft Security Response CenterCVE-2026-57098

Microsoft Remote Desktop App for Windows Information Disclosure Vulnerability

HighVendor CVSS 7.5 / 10 1 CVE Published Sep 8, 2026 at 7:00 AM UTC

Summary

Improper verification of cryptographic signature in Windows RDP Client allows an unauthorized attacker to disclose information over a network.

Products covered

  • Remote Desktop client for Windows Desktop

Remediation

Release Notes

Vendor-listed fixes

  • 1.2.7279.0

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.