CVE-2026-22453
Awaiting Analysis Awaiting Analysis - Queue
Deserialization Object Injection in ThemeREX Pets Club

Publication date: 2026-03-05

Last updated on: 2026-03-09

Assigner: Patchstack

Description
Deserialization of Untrusted Data vulnerability in ThemeREX Pets Club petclub allows Object Injection.This issue affects Pets Club: from n/a through <= 2.3.
CVSS Scores
EPSS Scores
Probability:
Percentile:
Meta Information
Published
2026-03-05
Last Modified
2026-03-09
Generated
2026-06-16
AI Q&A
2026-03-05
EPSS Evaluated
2026-06-15
NVD
CVE-2026-22453
EUVD
EUVD-2026-9574
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
themerex pets_club to 2.3 (inc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
KEV Icon
CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
Attack-Flow Graph
AI Quick Actions
Instant insights powered by AI
Executive Summary

CVE-2026-22453 is a high-priority PHP Object Injection vulnerability affecting the WordPress Pets Club Theme versions up to and including 2.3.

This vulnerability allows unauthenticated attackers to perform Object Injection, which can lead to code injection, SQL injection, path traversal, denial of service, and other attacks if a suitable PHP Object Injection Property Oriented Programming (POP) chain is present.

It is classified under OWASP Top 10 A3: Injection and has a CVSS severity score of 9.8, indicating it is highly dangerous and likely to be exploited.

Impact Analysis

This vulnerability can have severe impacts including unauthorized code execution, which may allow attackers to take control of the affected system.

It can also lead to SQL injection, enabling attackers to manipulate or steal data from the database.

Other potential impacts include path traversal attacks, denial of service conditions, and other malicious activities that compromise the security and availability of the website.

Since the vulnerability can be exploited by unauthenticated attackers, it poses a significant risk to website integrity and user data.

Compliance Impact

I don't know

Detection Guidance

I don't know

Mitigation Strategies

This vulnerability currently has no official patch available. However, Patchstack has issued a mitigation rule that can block attacks targeting this flaw.

Users are strongly advised to apply these mitigation rules immediately to protect their websites until an official patch is released, tested, and safely applied.

Chat Assistant
Ask questions about this CVE
Hi! I’m here to help you understand CVE-2026-22453. Ask me anything about the vulnerability, its impact, or mitigation strategies.
0/70
EPSS Chart