CVE-2025-49724Network attack vector

Remote code execution via service use-after-free

Published Jul 8, 2025 · Updated Feb 13, 2026

Use-after-free in Microsoft Windows Connected Devices Platform Service allows remote attackers to execute code after user interaction. Microsoft has not disclosed the specific object, function, or lifetime error that causes the service to reuse freed memory. Exploitation arrives over a network but requires a user action; successful exploitation runs attacker-controlled code on the affected Windows host.

CVSS severity8.8
High
EPSS probability7.99%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Use-after-free in Microsoft Windows Connected Devices Platform Service allows remote attackers to execute code after user interaction. Microsoft has not disclosed the specific object, function, or lifetime error that causes the service to reuse freed memory. Exploitation arrives over a network but requires a user action; successful exploitation runs attacker-controlled code on the affected Windows host.

The record

CVE
CVE-2025-49724
Published
Jul 8, 2025
Updated
Feb 13, 2026
Vendor
Microsoft
Product
Windows Server 2019
Classifications
CWE-416, T1203
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 8, 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

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=10.0.17763.0 <10.0.17763.7558

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Microsoft · Windows Server 2019version=10.0.17763.0 <10.0.17763.7558
Microsoft · Windows Server 2025 (Server Core installation)version=10.0.26100.0 <10.0.26100.4652
Microsoft · Windows 11, version 24H2version=10.0.26100.0 <10.0.26100.4652
Microsoft · Windows 10 Version 21H2version=10.0.19044.0 <10.0.19044.6093
Microsoft · Windows Server 2022, 23H2 Edition (Server Core installation)version=10.0.25398.0 <10.0.25398.1732
Microsoft · Windows 11 Version 22H3version=10.0.22631.0 <10.0.22631.5624
Microsoft · Windows 10 Version 22H2version=10.0.19045.0 <10.0.19045.6093
Microsoft · Windows Server 2019 (Server Core installation)version=10.0.17763.0 <10.0.17763.7558
Microsoft · Windows 11 Version 23H2version=10.0.22631.0 <10.0.22631.5624
Microsoft · Windows 11, version 22H2version=10.0.22621.0 <10.0.22621.5624
Microsoft · Windows Server 2022version=10.0.20348.0 <10.0.20348.3932
Microsoft · Windows Server 2025version=10.0.26100.0 <10.0.26100.4652
Microsoft · Windows 10 Version 1809version=10.0.17763.0 <10.0.17763.7558

Published CVSS scores

8.8MicrosoftCVSS:3.1/AV:N/AC:L/PR:N/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)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-416Use After Free
T1203Exploitation for Client Execution

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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