CVE-2025-68554 in Keenarch Plugin
Summary
by MITRE • 03/05/2026
Unrestricted Upload of File with Dangerous Type vulnerability in zozothemes Keenarch keenarch allows Using Malicious Files.This issue affects Keenarch: from n/a through < 2.0.1.
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Analysis
by VulDB Data Team • 03/11/2026
The vulnerability identified as CVE-2025-68554 represents a critical security flaw in the zozothemes Keenarch keenarch web application that permits unrestricted file uploads with dangerous file types. This vulnerability falls under the category of unrestricted file upload flaws, which are commonly classified as CWE-434 within the Common Weakness Enumeration framework. The issue exists in versions of the Keenarch application prior to version 2.0.1, creating a persistent security risk for all affected deployments. The vulnerability allows attackers to upload malicious files that can be executed or interpreted by the web server, potentially leading to complete system compromise.
The technical implementation of this vulnerability stems from inadequate input validation and file type checking mechanisms within the Keenarch application's file upload functionality. When users upload files through the application's interface, the system fails to properly verify the file extensions, MIME types, or actual file content against a whitelist of acceptable formats. This absence of proper validation creates an opening for threat actors to submit files with dangerous extensions such as .php, .asp, .jsp, or other executable formats that can be interpreted by the web server. The vulnerability is particularly concerning because it allows attackers to upload files that can be executed directly on the server, bypassing normal security controls and access restrictions that should prevent such operations.
The operational impact of this vulnerability extends far beyond simple data theft or disruption. Attackers can leverage this flaw to achieve arbitrary code execution on the target server, potentially leading to complete system compromise and persistent backdoor access. The implications include unauthorized access to sensitive data, potential for lateral movement within the network, and the ability to establish persistent command and control channels. According to the MITRE ATT&CK framework, this vulnerability maps to techniques such as T1190 (Exploit Public-Facing Application) and T1059 (Command and Scripting Interpreter) where attackers can execute malicious payloads through the compromised upload functionality. The vulnerability also aligns with T1505.003 (Web Shell) as attackers can upload web shells to maintain persistent access to the compromised system.
Organizations utilizing the Keenarch application should prioritize immediate remediation through the upgrade to version 2.0.1 or later, which contains the necessary security patches to address this vulnerability. Additional mitigations include implementing strict file type validation on both client and server sides, implementing proper content type checking, and ensuring that uploaded files are stored in non-executable directories. Security measures should also include implementing proper access controls and monitoring for suspicious file upload activities. The vulnerability demonstrates the critical importance of input validation and proper file handling practices in web applications, as highlighted by industry standards and best practices established in frameworks such as OWASP Top Ten and the ISO 27001 information security standard. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for exploitation attempts targeting this specific vulnerability.