CVE-2025-67619 WordPress Kids Heaven theme <= 3.2 - PHP Object Injection vulnerability

High 8.8 Published Updated

An attacker can exploit PHP object injection in the Kids Heaven 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-2025-67619?

CVE-2025-67619 is a high-severity unsafe deserialization vulnerability in designthemes Kids Heaven, published on 22 Jan 2026. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Deserialization of Untrusted Data vulnerability in designthemes Kids Heaven kids-world allows Object Injection.This issue affects Kids Heaven: from n/a through <= 3.2.

Weakness: CWE-502

Which versions are affected by CVE-2025-67619?

How do I fix CVE-2025-67619?

No fix has been published for CVE-2025-67619 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-2025-67619 being exploited?

There is no known exploitation of CVE-2025-67619 in the wild and no public exploit code.

Sources

Also known as GHSA-74pm-9rv5-w35v.

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