EUVD-2025-8143

Comprehensive Technical Analysis of EUVD-2025-8143

1. Vulnerability Assessment and Severity Evaluation

The vulnerability EUVD-2025-8143, also known as CVE-2025-28916, pertains to an "Improper Control of Filename for Include/Require Statement in PHP Program" in the Docpro plugin, which allows for PHP Local File Inclusion (LFI). This vulnerability is rated with a CVSS Base Score of 9.8, indicating a critical severity level. The CVSS vector (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H) highlights the following characteristics:

• Attack Vector (AV:N): The vulnerability can be exploited remotely over the network.
• Attack Complexity (AC:L): The attack requires low complexity to exploit.
• Privileges Required (PR:N): No privileges are required to exploit the vulnerability.
• User Interaction (UI:N): No user interaction is required.
• Scope (S:U): The impact is unchanged.
• Confidentiality (C:H): High impact on confidentiality.
• Integrity (I:H): High impact on integrity.
• Availability (A:H): High impact on availability.

Given these factors, the vulnerability poses a significant risk to systems running the affected versions of the Docpro plugin.

2. Potential Attack Vectors and Exploitation Methods

The primary attack vector for this vulnerability is through the manipulation of input parameters that are used in PHP include or require statements. An attacker can exploit this by:

• Crafting Malicious Input: Submitting specially crafted input that includes paths to local files, which can be included and executed by the PHP interpreter.
• Remote File Inclusion: If the PHP configuration allows for remote file inclusion, an attacker could potentially include and execute remote files, leading to more severe consequences.
• Directory Traversal: Using directory traversal techniques to access sensitive files outside the intended directory, such as configuration files or system files.

3. Affected Systems and Software Versions

The vulnerability affects the Docpro plugin for WordPress, specifically versions from n/a through 2.0.1. Any system running WordPress with the affected versions of the Docpro plugin is at risk.

4. Recommended Mitigation Strategies

To mitigate the risk associated with this vulnerability, the following steps should be taken:

• Update the Plugin: Ensure that the Docpro plugin is updated to a version that addresses this vulnerability. If a patched version is not available, consider disabling the plugin until a fix is released.
• Input Validation: Implement strict input validation and sanitization to prevent malicious input from being processed by include or require statements.
• Disable Remote File Inclusion: Ensure that the PHP configuration (php.ini) has allow_url_include set to Off to prevent remote file inclusion.
• Least Privilege Principle: Run the web server and PHP processes with the least privileges necessary to minimize the impact of a successful exploit.
• Regular Security Audits: Conduct regular security audits and vulnerability assessments to identify and address potential security issues proactively.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant threat to the European cybersecurity landscape, particularly for organizations and individuals using the affected versions of the Docpro plugin. Given the critical nature of the vulnerability, successful exploitation could lead to:

• Data Breaches: Unauthorized access to sensitive information.
• System Compromise: Complete takeover of affected systems.
• Service Disruption: Potential denial of service attacks leading to downtime.

Organizations must prioritize patching and mitigation efforts to protect against potential breaches and ensure compliance with data protection regulations such as GDPR.

6. Technical Details for Security Professionals

For security professionals, the following technical details are pertinent:

• Vulnerability Type: Local File Inclusion (LFI) due to improper control of filenames in PHP include/require statements.
• Exploitation: The vulnerability can be exploited by manipulating input parameters to include and execute local files.
• Detection: Monitoring for unusual file access patterns and PHP errors related to file inclusion can help detect potential exploitation attempts.
• Prevention: Implementing secure coding practices, such as using whitelists for allowed file paths and avoiding dynamic file inclusion based on user input, can prevent similar vulnerabilities.
• Response: In case of a suspected exploitation, isolate the affected system, conduct a thorough investigation, and apply necessary patches and updates.

By understanding and addressing this vulnerability, organizations can enhance their cybersecurity posture and protect against potential threats.

Conclusion

EUVD-2025-8143 is a critical vulnerability that requires immediate attention from cybersecurity professionals. By implementing the recommended mitigation strategies and staying vigilant, organizations can safeguard their systems and data from potential exploitation.