CVE-2026-45648: CWE-121: Stack-based Buffer Overflow in Microsoft Windows Server 2022
Stack-based buffer overflow in Active Directory Domain Services allows an authorized attacker to execute code over a network.
AI Analysis
Technical Summary
This vulnerability (CVE-2026-45648) involves a stack-based buffer overflow in Active Directory Domain Services on Windows Server 2022 (version 10.0.20348.0). An attacker with authorized access can exploit this flaw to execute arbitrary code remotely, potentially leading to full system compromise. The vulnerability is classified under CWE-121. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an authorized attacker to execute arbitrary code remotely on the affected Windows Server 2022 system. This can lead to complete compromise of confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648 to remediate this vulnerability.
CVE-2026-45648: CWE-121: Stack-based Buffer Overflow in Microsoft Windows Server 2022
Description
Stack-based buffer overflow in Active Directory Domain Services allows an authorized 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-2026-45648) involves a stack-based buffer overflow in Active Directory Domain Services on Windows Server 2022 (version 10.0.20348.0). An attacker with authorized access can exploit this flaw to execute arbitrary code remotely, potentially leading to full system compromise. The vulnerability is classified under CWE-121. Microsoft has published an official fix to remediate this issue.
Potential Impact
Successful exploitation of this vulnerability allows an authorized attacker to execute arbitrary code remotely on the affected Windows Server 2022 system. This can lead to complete compromise of confidentiality, integrity, and availability of the system.
Mitigation Recommendations
An official fix is available from Microsoft. Administrators should apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648 to remediate this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-05-12T20:33:35.157Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45648","vendor":"Microsoft"}]
Threat ID: 6a284ce98dd33fbd85664ef2
Added to database: 06/09/2026, 17:27:05 UTC
Last enriched: 07/29/2026, 22:02:38 UTC
Last updated: 07/31/2026, 21:26:44 UTC
Views: 122
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