CVE-2026-34332: CWE-416: Use After Free in Microsoft Windows Server 2025
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in Windows Kernel-Mode Drivers on Windows Server 2025. Exploitation requires an attacker with some privileges and user interaction, enabling remote code execution with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation could allow an authorized attacker to execute arbitrary code remotely on the affected system, potentially leading to full system compromise. The vulnerability impacts confidentiality, integrity, and availability of the system. There are no known exploits in the wild at the time of publication.
Mitigation Recommendations
An official patch is available from Microsoft. Administrators should apply the update provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34332 to remediate this vulnerability.
CVE-2026-34332: CWE-416: Use After Free in Microsoft Windows Server 2025
Description
Use after free in Windows Kernel-Mode Drivers allows an authorized attacker to execute code over a network.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in Windows Kernel-Mode Drivers on Windows Server 2025. Exploitation requires an attacker with some privileges and user interaction, enabling remote code execution with high impact on confidentiality, integrity, and availability. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation could allow an authorized attacker to execute arbitrary code remotely on the affected system, potentially leading to full system compromise. The vulnerability impacts confidentiality, integrity, and availability of the system. There are no known exploits in the wild at the time of publication.
Mitigation Recommendations
An official patch is available from Microsoft. Administrators should apply the update provided in the Microsoft Security Response Center advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34332 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-03-26T21:02:16.445Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34332","vendor":"Microsoft"}]
Threat ID: 6a03653ccbff5d861008c3df
Added to database: 5/12/2026, 5:37:00 PM
Last enriched: 5/12/2026, 7:23:44 PM
Last updated: 5/13/2026, 4:57:54 AM
Views: 2
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