CVE-2026-50679 Details
Description
Heap-based buffer overflow in Microsoft Windows Search Component allows an authorized attacker to elevate privileges locally.
A heap-based buffer overflow vulnerability has been identified in the Windows Search Component of Microsoft Windows. This vulnerability allows an authorized attacker to locally elevate privileges. The issue arises from improper memory management, which could be exploited to gain higher-level permissions on the affected system.
Users can apply the security update for this vulnerability, which is available through the Microsoft Update Catalog. Specific update details can be found in the Microsoft Knowledge Base articles KB5101650 for Windows 11 and KB5099536 for Windows Server 2025.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 14, 2026References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-50679 | [email protected] | PatchVendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-122 | Heap-based Buffer Overflow | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| microsoft windows 11 24h2 | < 10.0.26100.8875 |
CPE
Remediation
| |
| microsoft windows 11 25h2 | < 10.0.26200.8875 |
CPE
Remediation
| |
| microsoft windows 11 26h1 | < 10.0.28000.2525 |
CPE
Remediation
| |
| microsoft windows server 2025 | < 10.0.26100.33158 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 22, 2026 | Initial Analysis | [email protected] |
| Jul 22, 2026 | CVE Modified | [email protected] |
| Jul 15, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | CVE Modified | CISA-ADP |
| Jul 14, 2026 | New CVE Received | [email protected] |