CVE-2026-22500 CRITICAL

CVE-2026-22500: WordPress m2 | Construction and Tools Store theme <= 1.1.2 - PHP Object Injection vulnerability

Vendor Axiomthemes

Product m2 | Construction and Tools Store

Weakness CWE-502 · Unsafe deserialization

Published March 25, 2026

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

9.8/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity High

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in axiomthemes m2 | Construction and Tools Store m2-ce allows Object Injection.This issue affects m2 | Construction and Tools Store: from n/a through <= 1.1.2.

Explanation of Vulnerability in Simple Terms

02Summary

The M2 Construction and Tools Store plugin contains a deserialization vulnerability that allows unauthenticated attackers to execute arbitrary code on affected sites. The vulnerability exists in versions 1.1.2 and earlier. No user interaction is required to exploit this flaw. Site administrators should update immediately to a patched version.

What an attacker can do

03Attacker Capabilities

Run their own code on the site without authentication.

Potential impact on your site

04Site Impact

Complete compromise of the site, including data theft, malware injection, and site takeover.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

March 25, 2026 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-22500 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

Related vulnerabilities

Identifiers

CVE CVE-2026-22500

CWE CWE-502

CVSS 9.8 / CRITICAL

Affected versions