๐Ÿ” CVE Alert

CVE-2026-42913

HIGH 7.5

Remote Desktop Client Remote Code Execution Vulnerability

CVSS Score
7.5
EPSS Score
0.0%
EPSS Percentile
0th

Heap-based buffer overflow in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Vendor microsoft
Product remote desktop client for windows desktop
Ecosystems
Industries
TechnologyEnterprise
Published Jun 9, 2026
Last Updated Jun 9, 2026
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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Remote Desktop client for Windows Desktop
1.2.0.0 < 1.2.7214.0
Microsoft / Windows 11 version 23H2
10.0.22631.0 < 10.0.22631.7219
Microsoft / Windows 11 Version 23H2
10.0.22631.0 < 10.0.22631.7219
Microsoft / Windows 11 Version 24H2
10.0.26100.0 < 10.0.26100.8655
Microsoft / Windows 11 Version 25H2
10.0.26200.0 < 10.0.26200.8655
Microsoft / Windows 11 version 26H1
10.0.28000.0 < 10.0.28000.2269
Microsoft / Windows Server 2022
10.0.20348.0 < 10.0.20348.5256
Microsoft / Windows Server 2025
10.0.26100.0 < 10.0.26100.32995
Microsoft / Windows Server 2025 (Server Core installation)
10.0.26100.0 < 10.0.26100.32995

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42913