CVE-2025-24076

Local privilege escalation via undisclosed access-control flaw

Published Mar 11, 2025 · Updated Feb 13, 2026

Improper access control in Microsoft Windows Cross Device Service allows local users to elevate privileges through local interaction. Microsoft has not published the affected function, access-control decision, or untrusted operation that permits the elevation. Successful exploitation requires existing low-privilege access and user interaction and grants elevated Windows privileges.

CVSS severity7.3
High
EPSS probability3.15%
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 Cross Device Service allows local users to elevate privileges through local interaction. Microsoft has not published the affected function, access-control decision, or untrusted operation that permits the elevation. Successful exploitation requires existing low-privilege access and user interaction and grants elevated Windows privileges.

The record

CVE
CVE-2025-24076
Published
Mar 11, 2025
Updated
Feb 13, 2026
Vendor
Microsoft
Product
Windows Server 2025 (Server Core installation)
Classifications
CWE-284, T1068
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Mar 11, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 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=10.0.26100.0 <10.0.26100.3476

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows Server 2025 (Server Core installation)version=10.0.26100.0 <10.0.26100.3476
Microsoft · Windows 11, version 24H2version=10.0.26100.0 <10.0.26100.3476
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)version=10.0.25398.0 <10.0.25398.1486
Microsoft · Windows 11 Version 22H3version=10.0.22631.0 <10.0.22631.5039
Microsoft · Windows 11 Version 23H2version=10.0.22631.0 <10.0.22631.5039
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.5039
Microsoft · Windows Server 2025version=10.0.26100.0 <10.0.26100.3476

Published CVSS scores

7.3Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:R/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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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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