CVE-2025-47962

Local privilege escalation via undisclosed access control flaw

Published Jun 10, 2025 · Updated Feb 26, 2026

Improper access control in Microsoft Windows SDK before 10.0.26100.4188 allows local users to elevate privileges. Microsoft has not published the affected component or the incorrect access-control operation that permits the elevation. Exploitation requires low-privileged local access and grants elevated control over confidentiality, integrity, and availability.

CVSS severity7.8
High
EPSS probability1.57%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper access control in Microsoft Windows SDK before 10.0.26100.4188 allows local users to elevate privileges. Microsoft has not published the affected component or the incorrect access-control operation that permits the elevation. Exploitation requires low-privileged local access and grants elevated control over confidentiality, integrity, and availability.

The record

CVE
CVE-2025-47962
Published
Jun 10, 2025
Updated
Feb 26, 2026
Vendor
Microsoft
Product
Windows SDK
Classifications
CWE-284, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 26, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=26100 <10.0.26100.4188

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows SDKversion=26100 <10.0.26100.4188

Published CVSS scores

7.8MicrosoftCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1068Exploitation for Privilege Escalation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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