#VU112632 Use-after-free in Windows and Windows Server - CVE-2025-48821
Published: July 9, 2025
Vulnerability identifier: #VU112632
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-48821
CWE-ID: CWE-416
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
Windows
Windows Server
Windows
Windows Server
Software vendor:
Microsoft
Microsoft
Description
The vulnerability allows a remote attacker to compromise vulnerable system.
The vulnerability exists due to a use-after-free error in Windows Universal Plug and Play (UPnP) Device Host. A remote user on the local network can win a race condition and gain elevated privileges on the target system.
Remediation
Install updates from vendor's website.