CVE-2025-21229 Windows Digital Media Elevation of Privilege Vulnerability

Medium 6.6 Published Updated

An attacker can exploit a memory corruption flaw in Windows Digital Media to elevate privileges on affected systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2025-21229?

CVE-2025-21229 is a medium-severity memory corruption vulnerability in Microsoft Windows 10 1507, published on 14 Jan 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Windows Digital Media Elevation of Privilege Vulnerability

Weakness: CWE-125

Which versions are affected by CVE-2025-21229?

It affects 14 products.

Products include Microsoft Windows 10 1507, Microsoft Windows 10 1607, Microsoft Windows 10 1809, Microsoft Windows 10 21h2, Microsoft Windows 10 22h2, Microsoft Windows 11 22h2 and 8 more.

How do I fix CVE-2025-21229?

No fix has been published for CVE-2025-21229 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2025-21229 being exploited?

There is no known exploitation of CVE-2025-21229 in the wild and no public exploit code.

All Microsoft Windows 10 1507 vulnerabilities

Sources

Also known as GHSA-994m-778q-r536.

Is CVE-2025-21229 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free