CVE-2026-72928 Windows DNS Server Remote Code Execution Vulnerability
An authorized attacker can execute code remotely via a use-after-free flaw in the Windows DNS Server component.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-72928?
CVE-2026-72928 is a high-severity use after free vulnerability in Microsoft Windows Server 2025, published on 8 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Use after free in Windows DNS allows an authorized attacker to execute code over a network.
Weakness: CWE-416
Which versions are affected by CVE-2026-72928?
It affects 1 product.
Products include Microsoft Windows Server 2025.
How do I fix CVE-2026-72928?
No fix has been published for CVE-2026-72928 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-72928 being exploited?
There is no known exploitation of CVE-2026-72928 in the wild and no public exploit code.
Other vulnerabilities in Microsoft Windows Server 2025
- CVE-2026-69765 Windows Storport Miniport Driver Remote Code Execution Vulnerability
- CVE-2026-49169 Windows DNS Server Remote Code Execution Vulnerability
- CVE-2026-34332 Windows Kernel-Mode Driver Remote Code Execution Vulnerability
- CVE-2025-53779 Windows Kerberos Elevation of Privilege Vulnerability
- CVE-2026-20830 Capability Access Management Service (camsvc) Elevation of Privilege Vulnerability
Sources
Also known as GHSA-g4f6-9fhf-mqp5.