CVE-2026-24283: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 11 Version 24H2
Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.
AI Analysis
Technical Summary
This vulnerability involves a heap-based buffer overflow in the Windows File Server on Windows 11 Version 24H2 (build 10.0.26100.0). An attacker with local authorized access can exploit this flaw to elevate their privileges, impacting confidentiality, integrity, and availability. The CVSS 3.1 vector indicates low attack complexity, low privileges required, no user interaction, and scope change, with high impact on confidentiality, integrity, and availability. Microsoft has released a patch to remediate this vulnerability.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges on the affected system, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability of the system. There are no reports of active exploitation in the wild.
Mitigation Recommendations
A patch is available from Microsoft to fix this vulnerability. It is recommended to apply the official update for Windows 11 Version 24H2 (build 10.0.26100.0) as soon as possible to mitigate the risk. No additional mitigations are specified.
CVE-2026-24283: CWE-122: Heap-based Buffer Overflow in Microsoft Windows 11 Version 24H2
Description
Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a heap-based buffer overflow in the Windows File Server on Windows 11 Version 24H2 (build 10.0.26100.0). An attacker with local authorized access can exploit this flaw to elevate their privileges, impacting confidentiality, integrity, and availability. The CVSS 3.1 vector indicates low attack complexity, low privileges required, no user interaction, and scope change, with high impact on confidentiality, integrity, and availability. Microsoft has released a patch to remediate this vulnerability.
Potential Impact
Successful exploitation allows an authorized local attacker to elevate privileges on the affected system, potentially leading to full system compromise. The vulnerability affects confidentiality, integrity, and availability of the system. There are no reports of active exploitation in the wild.
Mitigation Recommendations
A patch is available from Microsoft to fix this vulnerability. It is recommended to apply the official update for Windows 11 Version 24H2 (build 10.0.26100.0) as soon as possible to mitigate the risk. No additional mitigations are specified.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- microsoft
- Date Reserved
- 2026-01-21T21:28:02.968Z
- Cvss Version
- 3.1
- State
- PUBLISHED
Threat ID: 69b05628ea502d3aa87d68cd
Added to database: 3/10/2026, 5:34:32 PM
Last enriched: 4/18/2026, 2:10:46 PM
Last updated: 4/28/2026, 7:21:26 AM
Views: 97
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