What is CVE-2026-105726?

CVE-2026-105726 is a security advisory published by Microsoft Security Response Center (MSRC) with High severity. Microsoft Defender Information Disclosure Vulnerability

Which CVE IDs does CVE-2026-105726 cover?

CVE-2026-105726 covers the following CVE IDs: CVE-2026-105726. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-105726?

CVE-2026-105726 has a CVSS v3 base score of 5.5, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-105726?

CVE-2026-105726 affects 1 product, including: Microsoft Defender for Endpoint for Windows.

CVE-2026-105726HighCVSS 5.5

Microsoft Defender Information Disclosure Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

October 13, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-105726 →

📋 Description

Out-of-bounds read in Microsoft Defender allows an authorized attacker to disclose information locally.

🎯 Affected products1

Microsoft Defender for Endpoint for Windows

✅ Remediation

KBRelease Notes (Security Update) — fixed build 4.18.26060.3008

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-105726
referencehttps://learn.microsoft.com/en-us/defender-endpoint/microsoft-defender-endpoint-releases#windows-antivirus--june-2026--platform-418260603008--engine-11260603008