CVE-2025-23944 HIGH

CVE-2025-23944: WordPress WOOEXIM Plugin <= 5.0.0 - PHP Object Injection vulnerability

Vendor Bulktheme

Product WOOEXIM

Weakness CWE-502 · Unsafe deserialization

Published January 22, 2025

Last update May 11, 2026

View on NVD All CVEs

CVSS base score

8.8/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality High

Integrity High

CVSS vector

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

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in bulktheme WOOEXIM wooexim allows Object Injection.This issue affects WOOEXIM: from n/a through <= 5.0.0.

Explanation of Vulnerability in Simple Terms

02Summary

WOOEXIM versions up to 5.0.0 contain a deserialization vulnerability that allows authenticated attackers to execute arbitrary PHP code on the site. The vulnerability exists in how the plugin processes untrusted serialized data without proper validation. An attacker with low-level site access can exploit this to gain full control over the WordPress installation.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site and take full control of the WordPress installation.

Potential impact on your site

04Site Impact

Complete compromise of the WordPress site, including data theft, malware injection, and loss of site control.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level authenticated account (e.g., subscriber or contributor role) on the site.

Key dates

06Disclosure timeline

January 22, 2025 CVE published

May 11, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2025-23944 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

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