404 Solution <= 3.1.0 - Authenticated (Admin+) SQL Injection via 'filterText' Parameter

4.9
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CVE CVE-2025-14477
CVSS 4.9 (Medium)
Publicly Published December 12, 2025
Last Updated December 13, 2025
Researcher Muhamad Visat

Description

The 404 Solution plugin for WordPress is vulnerable to SQL Injection in all versions up to, and including, 3.1.0 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This is due to improper sanitization of the `filterText` parameter in the `ajaxUpdatePaginationLinks` AJAX action. The sanitization logic can be bypassed by using the sequence `*$/` which becomes `*/` after the `$` character is removed, allowing attackers to escape SQL comment contexts. This makes it possible for authenticated attackers, with administrator-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database via a time-based blind SQL injection technique.

Learn more about SQL Injection vulnerabilities and how to prevent them.

References

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Vulnerability Details for 404 Solution

Software Type Plugin
Software Slug 404-solution (view on wordpress.org)
Patched? Yes
Remediation Update to version 3.1.1, or a newer patched version
Affected Version
  • <= 3.1.0
Patched Version
  • 3.1.1

Recent vulnerabilities in 404 Solution

# Title CVE ID CVSS Researchers Date
1 404 Solution <= 2.35.19 - Reflected Cross-Site Scripting CVE-2024-11277 6.1 Max Boll (_b0lli) November 19, 2024
2 404 Solution <= 2.35.17 - Missing Authentication to Sensitive Information Exposure CVE-2024-11094 5.3 Max Boll (_b0lli) November 15, 2024
3 404 Solution <= 2.35.7 - Authenticated (Admin+) SQL Injection CVE-2024-1068 9.1 Sumit Patel February 17, 2024
4 404 Solution <= 2.33.0 - Sensitive Information Exposure via Log File CVE-2023-52146 5.3 Joshua Chan December 28, 2023
5 404 Solution <= 2.34.0 - Authenticated(Administrator+) SQL Injection CVE-2023-50848 6.6 Muhammad Daffa December 21, 2023
6 404 Solution <= 2.33.2 - Authenticated (Administrator+) SQL Injection via orderby 7.2 October 23, 2023
7 404 Solution <= 2.33.0 - Sensitive Information Exposure 5.3 Joshua Chan October 16, 2023

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