CVE-2025-4541 in LmxCMS
Summary
by MITRE • 05/11/2025
A vulnerability classified as critical has been found in LmxCMS 1.41. Affected is the function manageZt of the file c\admin\ZtAction.class.php of the component POST Request Handler. The manipulation of the argument sortid leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 06/12/2025
This critical vulnerability in LmxCMS 1.41 represents a severe sql injection flaw within the POST Request Handler component that directly impacts the administrative functionality of the content management system. The vulnerability exists specifically within the manageZt function located in the cdmin\ZtAction.class.php file, where the sortid parameter is improperly handled during request processing. The flaw allows remote attackers to inject malicious sql commands through the sortid argument, potentially enabling full database compromise and unauthorized access to sensitive information. This vulnerability falls under the CWE-89 classification for sql injection attacks, which is a fundamental weakness in web applications that allows attackers to manipulate database queries through input validation bypasses.
The operational impact of this vulnerability extends beyond simple data theft, as it provides attackers with the capability to execute arbitrary database commands remotely without requiring authentication. The public disclosure of the exploit means that threat actors can immediately leverage this weakness against vulnerable systems, making the window for remediation extremely narrow. Attackers could potentially extract user credentials, modify content, delete database records, or even escalate privileges within the application environment. The remote attack vector eliminates the need for physical access or insider knowledge, making this vulnerability particularly dangerous for organizations running affected versions of LmxCMS. This type of vulnerability is categorized under the ATT&CK technique T1190 for exploit public-facing application, where attackers target web applications to gain initial access to systems.
The lack of vendor response following early disclosure creates additional risk for affected organizations, as no official patches or mitigations were provided through legitimate channels. This scenario leaves system administrators with limited options for protection, forcing them to implement emergency workarounds or seek third-party solutions. Organizations should immediately assess their exposure by scanning for the specific file path and function mentioned in the vulnerability description. The remediation approach should include implementing input validation measures, parameterized queries, and potentially applying code-level fixes to the ZtAction.class.php file. Security teams should also consider network-level protections such as web application firewalls to detect and block malicious sql injection attempts targeting this specific vulnerability. Given the critical classification and public exploit availability, immediate action is essential to prevent potential compromise of sensitive data and unauthorized system access.