CVE-2026-78463: CWE-94: Improper Control of Generation of Code ('Code Injection') in Microsoft Remote Desktop client for Windows Desktop
CVE-2026-78463 is a high-severity code injection vulnerability in the Microsoft Remote Desktop client for Windows Desktop. It allows an unauthorized attacker to execute arbitrary code remotely over a network. The vulnerability affects version 1.2.0.0 of the client. An official fix is available from Microsoft to address this issue.
AI Analysis
Technical Summary
This vulnerability, identified as CWE-94 (Improper Control of Generation of Code), exists in the Microsoft Remote Desktop client for Windows Desktop. It enables remote code execution by an unauthorized attacker due to improper control over code generation. The CVSS 3.1 base score is 8.8, indicating high severity with network attack vector, low attack complexity, no privileges required, and user interaction required. Confidentiality, integrity, and availability impacts are all high. The vulnerability affects version 1.2.0.0 of the Remote Desktop client. Microsoft has published an official fix to remediate this issue.
Potential Impact
An attacker can remotely execute arbitrary code on the affected system without privileges, potentially leading to full compromise of confidentiality, integrity, and availability of the system running the vulnerable Remote Desktop client.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the patch provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78463 to remediate this vulnerability.
CVE-2026-78463: CWE-94: Improper Control of Generation of Code ('Code Injection') in Microsoft Remote Desktop client for Windows Desktop
Description
CVE-2026-78463 is a high-severity code injection vulnerability in the Microsoft Remote Desktop client for Windows Desktop. It allows an unauthorized attacker to execute arbitrary code remotely over a network. The vulnerability affects version 1.2.0.0 of the client. An official fix is available from Microsoft to address this issue.
CVSS v3.1
Score 8.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability, identified as CWE-94 (Improper Control of Generation of Code), exists in the Microsoft Remote Desktop client for Windows Desktop. It enables remote code execution by an unauthorized attacker due to improper control over code generation. The CVSS 3.1 base score is 8.8, indicating high severity with network attack vector, low attack complexity, no privileges required, and user interaction required. Confidentiality, integrity, and availability impacts are all high. The vulnerability affects version 1.2.0.0 of the Remote Desktop client. Microsoft has published an official fix to remediate this issue.
Potential Impact
An attacker can remotely execute arbitrary code on the affected system without privileges, potentially leading to full compromise of confidentiality, integrity, and availability of the system running the vulnerable Remote Desktop client.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the patch provided by Microsoft as detailed in the vendor advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78463 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-08-24T16:21:50.287Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-78463","vendor":"Microsoft"}]
Threat ID: 6aa04561acd9273b49faa1bf
Added to database: 09/08/2026, 17:26:57 UTC
Last enriched: 09/08/2026, 20:22:12 UTC
Last updated: 09/08/2026, 20:22:12 UTC
Views: 2
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