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

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

Severity
Critical
Impact
Remote Code Execution
CVSS
8.8 base · 7.7 temporal
Release
2025-05-13
Signals
Windows Remote Desktop Remote Code Execution Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
CWE-122: Heap-based Buffer Overflow
Patch Diff
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Description
Heap-based buffer overflow in Windows Remote Desktop allows an unauthorized attacker to execute code over a network.
FAQ / Articles
RCE-Remote Desktop Client
How could an attacker exploit this vulnerability? In the case of a Remote Desktop connection, an attacker with control of a Remote Desktop Server could trigger a remote code execution (RCE) on the RDP client machine when a victim connects to the attacker's server with the vulnerable Remote Desktop Client.
Windows Remote Desktop Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Remote Desktop allows an unauthorized attacker to execute code over a network.