CVE-2026-78463

Remote Desktop Client Remote Code Execution Vulnerability

Published Sep 8, 2026 CVSS 3.1 · 8.8 High EPSS < 1% KEV · Not listed
Description
Improper control of generation of code ('code injection') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Microsoft remote Desktop Client
CPEs cpe:2.3:a:microsoft:remote_desktop_client:*:*:*:*:*:windows:*:*
Vendors & Products Microsoft remote Desktop Client
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Improper control of generation of code ('code injection') in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
Title Remote Desktop Client Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft remote Desktop
Weaknesses CWE-94
CPEs cpe:2.3:a:microsoft:remote_desktop:*:*:*:*:*:windows:*:*
Vendors & Products Microsoft
Microsoft remote Desktop
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
microsoft
Published
Updated
Nov 10, 2026, 9:32 PM
Reserved
Aug 24, 2026, 4:21 PM
Status
Analyzed
Published
Sep 8, 2026, 6:20 PM
Modified
Sep 22, 2026, 1:29 PM