Remote Code Execution Vulnerability in Microsoft Windows Remote Desktop Services
CVE-2026-58626

8.8HIGH

Key Information:

Vendor

Microsoft
Status
Windows 10 Version 21h2
Windows 10 Version 22h2
Windows 11 Version 24h2
Windows 11 Version 25h2
Vendor
CVE Published:
14 July 2026

What is CVE-2026-58626?

A use after free vulnerability in Microsoft Windows Remote Desktop Services can enable an attacker who has already gained authorized access to execute arbitrary code over the network, potentially compromising the integrity and confidentiality of information. This situation emphasizes the necessity for timely security patches and robust network safeguards to mitigate the risks associated with such vulnerabilities.

Affected Version(s)

Windows 10 Version 21H2 32-bit Systems 10.0.19044.0 < 10.0.19044.7548

Windows 10 Version 22H2 32-bit Systems 10.0.19045.0 < 10.0.19045.7548

Windows 11 Version 24H2 ARM64-based Systems 10.0.26100.0 < 10.0.26100.8875

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE...
vendor-advisorypatch

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.