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Description

Double free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

PUBLISHED Reserved 2025-06-09 | Published 2025-07-08 | Updated 2026-02-13 | Assigner microsoft




HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Problem types

CWE-415: Double Free

Product status

10.0.22621.0 (custom) before 10.0.22621.5624
affected

10.0.22631.0 (custom) before 10.0.22631.5624
affected

10.0.22631.0 (custom) before 10.0.22631.5624
affected

10.0.26100.0 (custom) before 10.0.26100.4652
affected

10.0.25398.0 (custom) before 10.0.25398.1732
affected

10.0.26100.0 (custom) before 10.0.26100.4652
affected

10.0.26100.0 (custom) before 10.0.26100.4652
affected

References

msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49693 (Microsoft Brokering File System Elevation of Privilege Vulnerability) vendor-advisory patch

cve.org (CVE-2025-49693)

nvd.nist.gov (CVE-2025-49693)

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