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

CVE-2025-49693

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

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

HIGH · CVSS 7.8 EPSS 0.00605
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
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Weakness Classification

CWE-415Double Free
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Affected Products & Versions

5
microsoft windows 11 22h2< 10.0.22621.5624
microsoft windows 11 23h2< 10.0.22631.5624
microsoft windows 11 24h2< 10.0.26100.4652
microsoft windows server 2022 23h2< 10.0.25398.1732
microsoft windows server 2025< 10.0.26100.4652
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Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Jul 2025 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
total
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
msrcCVE-2025-49693Elevation of Privilege
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