CVE-2026-62752: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Heap-based buffer overflow in Windows Kerberos allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a heap-based buffer overflow in the Windows Kerberos implementation on Windows 10 Version 1607 (build 10.0.14393.0). An attacker with local authorized access can exploit this flaw to elevate their privileges, potentially gaining higher system rights. The vulnerability is tracked as CWE-122 and has been assigned CVE-2026-62752. Microsoft has published an official fix for this issue, as detailed in their security update guide.
Potential Impact
An authorized local attacker can exploit this heap-based buffer overflow to elevate privileges, potentially gaining higher-level access to the affected system. This could lead to full system compromise depending on the privileges obtained.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62752 to remediate this issue.
CVE-2026-62752: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 10 Version 1607
Description
Heap-based buffer overflow in Windows Kerberos allows an authorized attacker to elevate privileges locally.
CVSS v3.1
Score 7.8high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap-based buffer overflow in the Windows Kerberos implementation on Windows 10 Version 1607 (build 10.0.14393.0). An attacker with local authorized access can exploit this flaw to elevate their privileges, potentially gaining higher system rights. The vulnerability is tracked as CWE-122 and has been assigned CVE-2026-62752. Microsoft has published an official fix for this issue, as detailed in their security update guide.
Potential Impact
An authorized local attacker can exploit this heap-based buffer overflow to elevate privileges, potentially gaining higher-level access to the affected system. This could lead to full system compromise depending on the privileges obtained.
Mitigation Recommendations
An official fix is available from Microsoft for this vulnerability. It is recommended to apply the security update provided in the Microsoft advisory at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62752 to remediate this issue.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-07-14T21:01:21.824Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- official-fix
- Vendor Advisory Urls
- [{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62752","vendor":"Microsoft"}]
Threat ID: 6a7b5813bf8831d539155bf2
Added to database: 08/11/2026, 17:12:51 UTC
Last enriched: 08/11/2026, 21:57:09 UTC
Last updated: 08/12/2026, 00:12:10 UTC
Views: 4
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