CVE-2025-29966: Remote Desktop Client Remote Code Execution Vulnerability

Published May 13, 2025
·
Updated

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

Other sources

Remote Desktop Client Remote Code Execution Vulnerability

Microsoft

Affected Software

63 affected componentsFixes available
Microsoft Windows 10=22H2
Microsoft Windows Server 2022
Microsoft Windows Server 2012
Microsoft Windows 11=22H2
Microsoft Windows 10=22H2
Microsoft Windows Server 2019
Microsoft Windows 10=1607
Microsoft Windows 10
Microsoft Windows 11=22H2
Microsoft Windows Server 2025
Microsoft Windows 10=22H2
Microsoft Windows 10=1607
Microsoft Windows 11=23H2
Microsoft Windows 10=21H2
Microsoft Windows 11=24H2
Microsoft Windows 10=21H2
Microsoft Windows Server 2019
Microsoft Windows 10=1809
Microsoft Windows 10=1809
Microsoft Windows App Client for Windows Desktop
Microsoft Windows Server 2012 R2
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows Server 2025
Microsoft Windows 11=24H2
Microsoft Windows Server 2012 R2
Microsoft Windows 11=23H2
Microsoft Windows Server 2022
Microsoft Windows Server 2012
Microsoft Windows 10=21H2
Microsoft Windows 10
Microsoft Windows Server 2016
Microsoft Windows Server 2016
Microsoft Remote Desktop client for Windows Desktop
Microsoft Remote Desktop<1.2.6228.0
Microsoft Windows App Windows<2.0.420
Microsoft Windows 10 1507<10.0.10240.21014
Microsoft Windows 10 1507<10.0.10240.21014
Microsoft Windows 10 1607<10.0.14393.8066
Microsoft Windows 10 1607<10.0.14393.8066
Microsoft Windows 10 1809<10.0.17763.7314
Microsoft Windows 10 1809<10.0.17763.7314
Microsoft Windows 10 21h2<10.0.19044.5854
Microsoft Windows 10 21h2<10.0.19044.5854
Microsoft Windows 10 21h2<10.0.19044.5854
Microsoft Windows 10 22h2<10.0.19045.5854
Microsoft Windows 10 22h2<10.0.19045.5854
Microsoft Windows 10 22h2<10.0.19045.5854
Microsoft Windows 11 22h2<10.0.22621.5335
Microsoft Windows 11 22h2<10.0.22621.5335
Microsoft Windows 11 23h2<10.0.22631.5335
Microsoft Windows 11 23h2<10.0.22631.5335
Microsoft Windows 11 24h2<10.0.26100.4061
Microsoft Windows 11 24h2<10.0.26100.4061
Microsoft Windows Server 2008=r2-sp1
Microsoft Windows Server 2012
Microsoft Windows Server 2012=r2
Microsoft Windows Server 2016<10.0.14393.8066
Microsoft Windows Server 2019<10.0.17763.7314
Microsoft Windows Server 2022<10.0.20348.3692
Microsoft Windows Server 2022 23h2<10.0.25398.1611
Microsoft Windows Server 2025<10.0.26100.4061
Microsoft Windows Server 2008 R2
Microsoft Windows Server 2008 R2

Event History

May 13, 2025
CVE Published
via Microsoft·07:00 AM
Data Sourced
via Microsoft·07:00 AM
DescriptionSeverityWeakness
CVE Published
via MITRE·04:58 PM
Data Sourced
via MITRE·04:58 PM
DescriptionSeverity
Data Sourced
via NVD·05:15 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2025-29966?

CVE-2025-29966 has been classified as a critical vulnerability due to its potential for remote code execution.

2

How do I fix CVE-2025-29966?

To fix CVE-2025-29966, ensure that your affected Microsoft products are updated with the latest security patches provided.

3

What products are affected by CVE-2025-29966?

CVE-2025-29966 affects various versions of Windows and Windows Server, including Windows 10, 11, and Windows Server 2022.

4

What type of attack does CVE-2025-29966 enable?

CVE-2025-29966 allows an unauthorized attacker to execute arbitrary code over a network using a heap-based buffer overflow.

5

Is there a workaround for CVE-2025-29966 if I cannot apply the patch immediately?

Temporary workarounds for CVE-2025-29966 may include disabling the Remote Desktop feature or limiting access to affected systems.

Contact

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