CVE-2026-32157: CWE-416: Use After Free in Microsoft Remote Desktop client for Windows Desktop
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-32157) is classified as CWE-416 (Use After Free) and affects Microsoft Remote Desktop client for Windows Desktop version 1.2.0.0. It enables an attacker without privileges to execute arbitrary code remotely by exploiting a use-after-free condition. The vulnerability has been publicly disclosed and assigned a high CVSS 3.1 score of 8.8, indicating critical confidentiality, integrity, and availability impacts. Microsoft has released an official fix to remediate this issue, as documented in their security update guide.
Potential Impact
Successful exploitation of this use-after-free vulnerability could allow an attacker to execute arbitrary code remotely on the affected system, 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 for this vulnerability. Users and administrators should apply the security update provided by Microsoft as soon as possible to remediate the issue. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32157 for detailed patching instructions.
CVE-2026-32157: CWE-416: Use After Free in Microsoft Remote Desktop client for Windows Desktop
Description
Use after free in Remote Desktop Client allows an unauthorized attacker to execute code over a network.
CVSS v3.1
Score 8.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2026-32157) is classified as CWE-416 (Use After Free) and affects Microsoft Remote Desktop client for Windows Desktop version 1.2.0.0. It enables an attacker without privileges to execute arbitrary code remotely by exploiting a use-after-free condition. The vulnerability has been publicly disclosed and assigned a high CVSS 3.1 score of 8.8, indicating critical confidentiality, integrity, and availability impacts. Microsoft has released an official fix to remediate this issue, as documented in their security update guide.
Potential Impact
Successful exploitation of this use-after-free vulnerability could allow an attacker to execute arbitrary code remotely on the affected system, 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 for this vulnerability. Users and administrators should apply the security update provided by Microsoft as soon as possible to remediate the issue. Refer to the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32157 for detailed patching instructions.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-10T23:09:43.265Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32157","vendor":"Microsoft"}]
Threat ID: 69de7a3082d89c981fd6bc86
Added to database: 04/14/2026, 17:32:32 UTC
Last enriched: 06/19/2026, 17:07:31 UTC
Last updated: 07/31/2026, 19:22:58 UTC
Views: 301
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