CVE-2025-21281: CWE-416: Use After Free in Microsoft Windows 10 Version 1507
Microsoft COM for Windows Elevation of Privilege Vulnerability
AI Analysis
Technical Summary
This vulnerability (CVE-2025-21281) involves a use-after-free condition (CWE-416) in the Microsoft COM component on Windows 10 Version 1507 (build 10.0.10240.0). Exploitation could allow an attacker with limited privileges to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker with low privileges to elevate their privileges, gaining higher-level access to the system. This can lead to complete compromise of system confidentiality, integrity, and availability. There are no known exploits in the wild at the time of publication.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21281 to remediate this vulnerability.
CVE-2025-21281: CWE-416: Use After Free in Microsoft Windows 10 Version 1507
Description
Microsoft COM for Windows Elevation of Privilege Vulnerability
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CVE-2025-21281) involves a use-after-free condition (CWE-416) in the Microsoft COM component on Windows 10 Version 1507 (build 10.0.10240.0). Exploitation could allow an attacker with limited privileges to elevate their privileges on the affected system. The CVSS v3.1 base score is 7.8, reflecting high impact on confidentiality, integrity, and availability. Microsoft has released an official fix to address this issue.
Potential Impact
Successful exploitation of this vulnerability could allow an attacker with low privileges to elevate their privileges, gaining higher-level access to the system. This can lead to complete compromise of system confidentiality, integrity, and availability. There are no known exploits in the wild at the time of publication.
Mitigation Recommendations
An official fix is available from Microsoft. Users and administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21281 to remediate this vulnerability.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- microsoft
- Date Reserved
- 2024-12-10T23:54:12.939Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-21281","vendor":"Microsoft"}]
Threat ID: 68c0bd4f9ed239a66badeb2f
Added to database: 09/09/2025, 23:50:39 UTC
Last enriched: 06/10/2026, 09:48:56 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 126
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