CVE-2026-62068 in Teoro Plugin
Summary
by MITRE • 10/10/2026
Unauthenticated Local File Inclusion in Teoro <= 1.1 versions.
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Analysis
by VulDB Data Team • 10/10/2026
The vulnerability identified as an unauthenticated local file inclusion flaw within Teoro versions prior to or equal to 1.1 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 a web application accepts user-supplied input, such as parameters in URLs or POST data, and incorporates this input directly into file system operations like include statements for PHP scripts or similar constructs in other languages, without adequate validation or sanitization. In the specific context of Teoro, an open-source project management tool built on the CodeIgniter framework, the flaw likely stems from improper handling of variables that determine which view files or configuration modules are loaded dynamically by the application engine.
From a technical perspective, local file inclusion vulnerabilities exploit weaknesses in how dynamic content is assembled and served to the end user. When an attacker crafts a malicious request containing path traversal sequences such as dot-dot-slash followed by sensitive system paths like etc/passwd on Linux systems or windows/system32/config/sam on Windows environments, the vulnerable application may interpret this input as a valid file path rather than rejecting it due to its invalid nature. Because the vulnerability is unauthenticated, any remote actor with network access to the Teoro instance can exploit this flaw immediately upon discovery. This lack of an authentication gate significantly lowers the barrier for entry, enabling even low-skilled threat actors or automated scanning tools to probe and potentially compromise the underlying infrastructure hosting the application.
The operational impact of successfully exploiting this vulnerability is severe, primarily centered around unauthorized information disclosure. An attacker can extract sensitive configuration files that may contain database credentials, API keys, session secrets, or other hardcoded tokens essential for the operation of the Teoro instance and its connected services. Furthermore, if the server environment permits it, reading system-level files could reveal user account details, network configurations, or internal IP addresses, thereby facilitating further lateral movement within a corporate network. While local file inclusion is primarily associated with information disclosure, in certain server configurations where allow_url_include is enabled or specific PHP settings are misconfigured, this vulnerability can potentially be chained with other flaws to achieve remote code execution, although the primary risk profile for Teoro 1.1 centers on data exfiltration and reconnaissance.
In terms of industry classification standards, this vulnerability aligns closely with CWE-98 Improper Control of Filename for Include/Include Statement in PHP, which categorizes weaknesses where a script includes an external file based on user input without proper validation. Additionally, from the perspective of offensive security tactics as defined by MITRE ATT&CK, this activity falls under T1083 File and Directory Discovery, specifically within the context of Initial Access or Collection phases depending on whether it is used for reconnaissance or direct data theft. The unauthenticated nature also relates to CWE-287 Improper Authentication, although in this specific case, the lack of authentication requirement makes the exploitation trivial compared to vulnerabilities that require bypassing complex access controls.
To mitigate this vulnerability and secure Teoro installations against similar threats, immediate action is required by upgrading to a patched version where the developers have implemented strict input validation for all file inclusion parameters. Administrators should ensure that only expected filenames or identifiers are accepted through allowlisting mechanisms rather than relying on blacklist approaches which can be easily bypassed using encoding techniques or path traversal sequences. Furthermore, server-side configurations must be hardened by disabling the php.ini directive allow_url_include to prevent remote file inclusions and ensuring that open_basedir is set appropriately to restrict PHP scripts from accessing files outside of designated directories. Regular security audits and static code analysis tools should also be employed during development cycles to detect such inclusion flaws before deployment, thereby maintaining a robust defense-in-depth posture against common web application attacks.