CVE-2026-54123 MEDIUM

CVE-2026-54123: Microsoft Defender for Endpoint for Mac Information Disclosure Vulnerability

Vendor Microsoft
Product Microsoft Defender for Endpoint for Mac
Weakness CWE-200 · Info exposure
Published August 11, 2026
Last update August 14, 2026
View on NVD All CVEs

CVSS base score

5.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

What the vulnerability does

01Description

Exposure of sensitive information to an unauthorized actor in Microsoft Defender for Endpoint allows an authorized attacker to disclose information locally.

Key dates

02Disclosure timeline

August 11, 2026 CVE published
August 14, 2026 Record updated

Related vulnerabilities

04Related CVE

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