SQL Injection in Simple Business Directory Pro

Executive Summary

CVE-2026-57707 is a high-severity SQL Injection vulnerability found in the WordPress Simple Business Directory Pro Plugin, versions 15.9.4 and below.

This vulnerability allows unauthenticated attackers to inject malicious SQL commands into the website's database queries due to improper neutralization of special elements in SQL commands.

As a result, attackers can directly interact with the database, potentially stealing sensitive information or manipulating data.

The issue is classified under OWASP Top 10 A3: Injection and has a CVSS v3.1 base score of 9.3, indicating a critical security risk.

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Impact Analysis

This vulnerability can have severe impacts including unauthorized access to sensitive data stored in the website's database.

Attackers can exploit this flaw without any authentication, increasing the risk of mass exploitation across thousands of websites using the affected plugin.

Potential impacts include data theft, data manipulation, and disruption of website availability.

Because the vulnerability allows direct database interaction, it can lead to significant confidentiality and integrity breaches.

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Detection Guidance

This vulnerability is an SQL Injection flaw in the Simple Business Directory Pro WordPress plugin versions 15.9.4 and below. Detection typically involves monitoring for unusual or suspicious SQL queries or web requests targeting the vulnerable plugin endpoints.

While specific commands are not provided in the available resources, common detection methods include using web application firewalls (WAFs) with rules designed to detect SQL Injection attempts or analyzing web server logs for suspicious input patterns such as SQL syntax in URL parameters or POST data.

Additionally, Patchstack has provided a mitigation rule to block attacks until the update is applied, which may include detection signatures or rules that can be integrated into security tools.

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Mitigation Strategies

The immediate and recommended step to mitigate this vulnerability is to update the Simple Business Directory Pro plugin to version 15.9.5 or later, where the SQL Injection flaw has been patched.

Until the update can be applied, users are advised to implement the mitigation rule provided by Patchstack to block attacks targeting this vulnerability.

It is also advisable to monitor web traffic for suspicious activity and consider deploying or updating web application firewall rules to detect and block SQL Injection attempts.

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