CVE-2026-56070 in Advance Product Search Plugin
Summary
by MITRE • 06/26/2026
Unauthenticated SQL Injection in Advance Product Search <= 1.4.4 versions.
If you want to get best quality of vulnerability data, you may have to visit VulDB.
Analysis
by VulDB Data Team • 06/26/2026
This vulnerability exists within the Advance Product Search plugin for WordPress systems where unauthenticated users can execute malicious SQL commands through crafted input parameters. The flaw occurs in versions 1.4.4 and earlier, allowing attackers to bypass authentication mechanisms and directly interact with the database backend. The vulnerability stems from insufficient input validation and improper parameter sanitization within the search functionality, enabling malicious actors to inject arbitrary SQL code that executes with the privileges of the database user account.
The technical implementation involves the plugin's failure to properly escape or sanitize user-supplied data before incorporating it into SQL query structures. Attackers can manipulate search parameters to inject malicious SQL payloads that may result in data extraction, modification, or deletion operations. This represents a classic sql injection vulnerability classified under CWE-89 which specifically addresses improper neutralization of special elements used in SQL commands. The vulnerability allows for both union-based and error-based exploitation techniques, providing attackers with multiple pathways to achieve their objectives.
The operational impact of this vulnerability is significant as it enables remote code execution capabilities without requiring authentication credentials. Attackers can exploit the flaw to access sensitive database information including user credentials, product data, and system configurations. The vulnerability's unauthenticated nature makes it particularly dangerous as it can be exploited by anyone with access to the target website, potentially leading to complete system compromise. This weakness directly aligns with ATT&CK technique T1190 which describes exploiting vulnerabilities in applications to gain unauthorized access.
Security implications extend beyond immediate data breach risks as the vulnerability can serve as a foothold for further attacks within the network infrastructure. The compromised system may provide attackers with persistence mechanisms, allowing them to maintain access over extended periods. Database administrators should consider implementing additional monitoring and logging of database activities to detect potential exploitation attempts. Mitigation strategies include immediate plugin updates to versions 1.4.5 or later, implementing web application firewalls, and applying input validation controls to prevent malicious payloads from reaching the database layer.
Organizations should conduct comprehensive security assessments of their WordPress installations to identify similar vulnerabilities across other plugins and themes. The vulnerability demonstrates the critical importance of keeping all software components updated and following secure coding practices throughout the development lifecycle. Regular security audits and penetration testing can help identify potential injection points before they can be exploited by malicious actors. Additionally implementing database user privilege restrictions and query monitoring can significantly reduce the impact of successful exploitation attempts, limiting the potential damage that could result from such vulnerabilities.