WordPress Kids Heaven Theme PHP Object Injection Vulnerability

Vulnerability

A deserialization vulnerability allowing object injection has been identified in the WordPress Kids Heaven theme, specifically in versions through 3.2. This vulnerability arises from the improper handling of untrusted data, which could potentially be exploited to execute arbitrary code, inject malicious SQL, traverse file paths, cause denial-of-service conditions, and more, if a suitable object injection chain is available.

Impact

Exploitation of this vulnerability could lead to PHP object injection, allowing for a range of attacks including code execution, SQL injection, path traversal, and denial-of-service, depending on the presence of a suitable object injection chain.

Remediation

Users are advised to mitigate this vulnerability immediately. Patchstack has provided a mitigation rule to block attacks until an official fix is available. For more information on how to apply this mitigation, visit the Patchstack website.

Added: Jan 22, 2026, 6:20 PM
Updated: Jan 22, 2026, 6:20 PM

Vulnerability Rating

Custom Algorithm
spread
0.0
impact
10.0
exploitability
4.7
remediation
0.0
relevance
2.3
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.