What’s Vulnerable › Vulnerabilities
CVE-2026-78463: Remote Desktop Client Remote Code Execution Vulnerability
- Severity: high (CVSS 8.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-09-08 · updated 2026-10-31
- Weakness: CWE-94
Description
Improper control of generation of code ('code injection') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
Affected products
- Microsoft Remote Desktop client for Windows Desktop: before 1.2.7279 — fixed in 1.2.7279
- Microsoft Remote Desktop client for Windows Desktop: from 1.2.0.0 before 1.2.7279.0 — fixed in 1.2.7279.0
How to fix
Upgrade to a fixed version: Microsoft Remote Desktop client for Windows Desktop 1.2.7279; Microsoft Remote Desktop client for Windows Desktop 1.2.7279.0. Check the vendor advisory for mitigations.
References
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