CVE-2026-62067 in Kaven Plugin
Summary
by MITRE • 10/10/2026
Unauthenticated Local File Inclusion in Kaven <= 1.2 versions.
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Analysis
by VulDB Data Team • 10/10/2026
The vulnerability identified as an unauthenticated local file inclusion flaw within Kaven versions prior to or equal to 1.2 represents a critical security deficiency that allows attackers to read arbitrary files from the server's filesystem without requiring any form of authentication. This type of vulnerability typically arises when an application constructs file paths based on user-supplied input, such as query parameters or POST data, and fails to adequately sanitize or validate this input before passing it to system-level functions like include() in PHP or similar mechanisms in other web frameworks. By manipulating these inputs, a malicious actor can inject directory traversal sequences, commonly known as dot-dot-slash attacks, which bypass intended access controls and redirect the application's execution context away from legitimate script files toward sensitive configuration files, source code, or system-level data stored on the disk.
From a technical perspective, this flaw is classified under CWE-98 Improper Control of Filename for Include in Common Weakness Enumeration standards, specifically highlighting the failure to neutralize special elements within file names that could alter how they are interpreted by the operating system. The absence of authentication requirements significantly lowers the barrier to entry for exploitation, meaning that any anonymous user interacting with the vulnerable endpoint can trigger the inclusion mechanism. This often leads to information disclosure where attackers extract sensitive data such as database credentials stored in configuration files like config.php or .env, session management secrets, or internal application logic that reveals further attack vectors. In some scenarios, if the server environment permits it and specific conditions are met, this vulnerability could potentially be chained with other weaknesses to achieve remote code execution, although the primary impact remains focused on unauthorized data access due to the local nature of the file inclusion.
The operational impact of this vulnerability is severe for organizations relying on Kaven 1.2 or earlier versions, as it compromises the confidentiality and integrity of the underlying application infrastructure. Attackers can use the stolen information to perform further attacks such as credential stuffing against administrative panels if database passwords are exposed, or they may reverse-engineer proprietary algorithms contained within source files included through this flaw. This undermines trust in the software's security posture and exposes users to potential data breaches depending on what sensitive information is stored locally by the application. The lack of authentication means that automated scanning tools can easily detect and exploit this weakness across large networks, leading to widespread compromise if left unpatched.
To mitigate this risk, immediate action must be taken to upgrade Kaven to a version newer than 1.2 where these input validation checks have been implemented correctly. In the interim, or for systems that cannot be immediately upgraded, administrators should implement strict allowlisting of acceptable file names and paths rather than relying on blacklist approaches which are prone to bypass via encoding variations or traversal sequences. Additionally, configuring web servers such as Apache or Nginx to deny access to sensitive directories containing configuration files can provide a layer of defense in depth. It is also advisable to disable the display of PHP errors or detailed stack traces in production environments to limit the amount of information leaked during exploitation attempts. Regular security audits and static code analysis should be employed to detect similar patterns across other parts of the application, ensuring that all file inclusion operations are secured against manipulation as recommended by industry best practices aligned with OWASP guidelines for input validation and output encoding.