What is CVE-2026-22500?

CVE-2026-22500 is a critical-severity vulnerability in Axiomthemes M2 | Construction And Tools Store, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2026-03-25.

How severe is CVE-2026-22500?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Deserialization in Axiomthemes M2 | Construction And Tools Store

CVE-2026-22500

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.

Vulnerability class: Insecure Deserialization

EPSS: 0.001 (19.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Axiomthemes M2 | Construction And Tools Store — versions 0

Weakness classification (CWE)

CWE-502 — Deserialization of Untrusted Data

References

patchstack.com/database/Wordpress/Theme/m2-ce/vulnerability/wordpress-m2-constr… (vdb-entry)

Frequently asked questions

What is CVE-2026-22500?: CVE-2026-22500 is a critical-severity vulnerability in Axiomthemes M2 | Construction And Tools Store, classified under Deserialization of Untrusted Data. CVSS score: 9.8/10. Published 2026-03-25.
How severe is CVE-2026-22500?: Critical severity. CVSS v3 base score is 9.8 out of 10.