Overview
The Common Vulnerabilities and Exposures (CVE) system has recently identified a critical security vulnerability, coded as CVE-2025-26854, in the Articles Good Search extension for Joomla. This flaw has been rated with a severity score of 9.8, indicating its high-risk status. The vulnerability is an SQL injection that permits attackers to run arbitrary SQL commands, potentially resulting in system compromise or data leakage. SQL injections are a common vulnerability and one of the most serious risks to web application security. This vulnerability affects all users of the Articles Good Search extension versions 1.0.0 through 1.2.4.0011 for Joomla, a popular content management system.
Vulnerability Summary
CVE ID: CVE-2025-26854
Severity: Critical (9.8 CVSS)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage
Affected Products
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Product | Affected Versions
Articles Good Search extension for Joomla | 1.0.0 – 1.2.4.0011
How the Exploit Works
The exploit works by taking advantage of the input fields in the Articles Good Search extension to inject malicious SQL code. This is possible because the extension does not properly sanitize user inputs, which means that an attacker can insert SQL commands that the system will execute. Once the SQL commands are executed, the attacker can manipulate the database to gain unauthorized access, modify data, or even execute commands on the host operating system.
Conceptual Example Code
The following is a conceptual example of how the vulnerability might be exploited by using a malicious SQL statement in an HTTP request:
POST /articlesgoodsearch/query HTTP/1.1
Host: target.example.com
Content-Type: application/x-www-form-urlencoded
searchQuery='); DROP TABLE users; --In this example, the SQL command `DROP TABLE users` is injected into the search query. This would result in the deletion of the ‘users’ table from the database if executed.
Mitigation Guidance
To mitigate the impact of this vulnerability, users of the affected Joomla extension should first and foremost apply the vendor patch as soon as it is available. In the interim, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help detect and prevent exploitation attempts. Regularly updating and patching your software, as well as monitoring your systems for unusual activity, can also contribute to a robust defense against such vulnerabilities.