CVE-2025-53586 WordPress WeMusic Theme <= 1.9.1 - PHP Object Injection Vulnerability

High 8.8 Published Updated

An attacker can exploit unsafe deserialization in the WeMusic theme to potentially execute arbitrary code on the WordPress site.

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-2025-53586?

CVE-2025-53586 is a high-severity unsafe deserialization vulnerability in NooTheme WeMusic, published on 6 Nov 2025. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Deserialization of Untrusted Data vulnerability in NooTheme WeMusic noo-wemusic allows Object Injection.This issue affects WeMusic: from n/a through <= 1.9.1.

Weakness: CWE-502

Which versions are affected by CVE-2025-53586?

How do I fix CVE-2025-53586?

No fix has been published for CVE-2025-53586 yet. Limit exposure of the affected software until one is available.

Upgrade, and only deserialise data from trusted sources or with an allow-list of types. More about Unsafe deserialization.

Is CVE-2025-53586 being exploited?

There is no known exploitation of CVE-2025-53586 in the wild and no public exploit code.

Sources

Also known as GHSA-2jj7-5phw-h5ch.

Is CVE-2025-53586 in your software?

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