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Description

Time-of-check time-of-use (toctou) race condition in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.

PUBLISHED Reserved 2026-05-12 | Published 2026-06-09 | Updated 2026-06-10 | Assigner microsoft




MEDIUM: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N/E:U/RL:O/RC:C

Problem types

CWE-367: Time-of-check Time-of-use (TOCTOU) Race Condition

Product status

101.0.0 (custom) before 101.26042.0011
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2026-45647 (Microsoft Defender for Endpoint for Mac Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2026-45647)

nvd.nist.gov (CVE-2026-45647)

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