CVE-2026-32080 Windows WalletService Elevation of Privilege Vulnerability

High 7.0 Published Updated

An authorized local attacker can exploit a use-after-free flaw in Windows WalletService to elevate privileges.

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-2026-32080?

CVE-2026-32080 is a high-severity use after free vulnerability in Microsoft Windows Server 2016, published on 14 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Use after free in Windows WalletService allows an authorized attacker to elevate privileges locally.

Weakness: CWE-416

Which versions are affected by CVE-2026-32080?

It affects 5 products.

Products include Microsoft Windows Server 2016, Microsoft Windows Server 2019, Microsoft Windows Server 2022, Microsoft Windows Server 2022 23h2, Microsoft Windows Server 2025.

How do I fix CVE-2026-32080?

No fix has been published for CVE-2026-32080 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-2026-32080 being exploited?

There is no known exploitation of CVE-2026-32080 in the wild and no public exploit code.

All Microsoft Windows Server 2016 vulnerabilities

Sources

Also known as GHSA-39cm-frwr-45jg.

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