CVE-2024-31094 HIGH

CVE-2024-31094: WordPress Filter Custom Fields & Taxonomies Light plugin <= 1.05 - PHP Object Injection vulnerability

Vendor Filter Custom Fields & Taxonomies Light
Product Filter Custom Fields & Taxonomies Light
Weakness CWE-502 · Unsafe deserialization
Published March 31, 2024
Last update April 28, 2026
View on NVD All CVEs

CVSS base score

8.5/10
Attack vector Network
Attack complexity High
Privileges required Low
User interaction None
Confidentiality High
Integrity High

CVSS vector

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

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in Filter Custom Fields & Taxonomies Light.This issue affects Filter Custom Fields & Taxonomies Light: from n/a through 1.05.

Explanation of Vulnerability in Simple Terms

02Summary

Filter Custom Fields & Taxonomies Light versions up to 1.05 contain a deserialization vulnerability that allows authenticated users to execute arbitrary code on the site. An attacker with low-level access can craft malicious serialized data that, when processed by the plugin, runs their own PHP code with full site privileges. The vulnerability requires network access and high attack complexity but impacts confidentiality, integrity, and availability.

What an attacker can do

03Attacker Capabilities

Run arbitrary PHP code on the site with full administrative privileges.

Potential impact on your site

04Site Impact

Complete site compromise: data theft, malware injection, user account takeover, and site defacement are all possible.

Conditions required to exploit

05Prerequisites

Attacker must have a low-level user account (subscriber or above) and network access to the site.

Key dates

06Disclosure timeline

March 31, 2024 CVE published
April 28, 2026 Record updated

Related vulnerabilities

08Related CVE

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