EUVD-2025-11724

Comprehensive Technical Analysis of EUVD-2025-11724

1. Vulnerability Assessment and Severity Evaluation

The vulnerability described in EUVD-2025-11724 pertains to an "Unrestricted Upload of File with Dangerous Type" in the Solace Extra plugin for WordPress. This vulnerability allows attackers to upload malicious files, potentially leading to arbitrary code execution, data breaches, and other severe security issues.

Severity Evaluation:

• Base Score: 9.9 (Critical)
• Base Score Version: CVSS:3.1
• Base Score Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

The CVSS score of 9.9 indicates a critical vulnerability. The vector string breakdown is as follows:

• AV:N (Attack Vector: Network) - The vulnerability is exploitable over the network.
• AC:L (Attack Complexity: Low) - The attack requires low complexity to exploit.
• PR:L (Privileges Required: Low) - The attacker needs low-level privileges to exploit the vulnerability.
• UI:N (User Interaction: None) - No user interaction is required for the attack to succeed.
• S:C (Scope: Changed) - The vulnerability affects a different security scope.
• C:H (Confidentiality: High) - The vulnerability has a high impact on confidentiality.
• I:H (Integrity: High) - The vulnerability has a high impact on integrity.
• A:H (Availability: High) - The vulnerability has a high impact on availability.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Network-Based Attacks: Given the AV:N vector, attackers can exploit this vulnerability remotely over the network.
• Low Privilege Requirement: Attackers with minimal privileges (e.g., subscriber-level access) can exploit this vulnerability.

Exploitation Methods:

• Malicious File Upload: Attackers can upload files with dangerous types (e.g., PHP scripts) that can execute arbitrary code on the server.
• Web Shell Upload: Attackers can upload web shells to gain persistent access to the server.
• Data Exfiltration: Attackers can upload scripts to exfiltrate sensitive data from the server.

3. Affected Systems and Software Versions

Affected Software:

• Solace Extra Plugin for WordPress
• Versions: n/a through 1.3.1

Affected Systems:

• Any WordPress installation using the Solace Extra plugin within the specified version range.

4. Recommended Mitigation Strategies

Immediate Actions:

• Update the Plugin: Ensure that the Solace Extra plugin is updated to a version that addresses this vulnerability.
• Disable File Uploads: Temporarily disable file uploads until a patch is available.
• Implement Web Application Firewalls (WAF): Use WAFs to block suspicious file uploads.

Long-Term Mitigation:

• Regular Patching: Implement a regular patching and update schedule for all plugins and themes.
• Security Audits: Conduct regular security audits and vulnerability assessments.
• User Privileges: Limit user privileges to the minimum necessary for their roles.

5. Impact on European Cybersecurity Landscape

The vulnerability poses a significant risk to the European cybersecurity landscape, particularly for organizations and individuals using WordPress with the Solace Extra plugin. Given the widespread use of WordPress, this vulnerability could lead to widespread compromises, including data breaches, unauthorized access, and service disruptions.

Regulatory Implications:

• GDPR Compliance: Organizations must ensure they comply with GDPR regulations, which require prompt reporting of data breaches.
• Cybersecurity Directives: Adherence to EU cybersecurity directives and guidelines is crucial to mitigate risks.

6. Technical Details for Security Professionals

Vulnerability Details:

• CVE ID: CVE-2025-32652
• Assigner: Patchstack
• References: Patchstack Database Entry

Technical Mitigation Steps:

• Code Review: Conduct a thorough code review of the Solace Extra plugin to identify and fix the file upload vulnerability.
• Input Validation: Implement robust input validation to ensure only safe file types are uploaded.
• File Type Restrictions: Enforce strict file type restrictions and use whitelisting to allow only safe file types.
• Monitoring and Logging: Implement comprehensive monitoring and logging to detect and respond to suspicious activities.

Conclusion: The EUVD-2025-11724 vulnerability in the Solace Extra plugin represents a critical risk to WordPress installations. Immediate and long-term mitigation strategies are essential to protect against potential exploits. Organizations should prioritize updating the plugin, implementing security controls, and conducting regular audits to ensure the security of their systems.