CVE-2025-4104

Comprehensive Technical Analysis of CVE-2025-4104

1. Vulnerability Assessment and Severity Evaluation

CVE ID: CVE-2025-4104 CVSS Score: 9.8

The vulnerability in the Frontend Dashboard plugin for WordPress is classified as a Privilege Escalation issue. The CVSS score of 9.8 indicates a critical severity level, highlighting the potential for significant impact if exploited. The vulnerability arises from a missing capability check in the fed_wp_ajax_fed_login_form_post() function, which allows unauthenticated attackers to reset the administrator’s email and password, thereby gaining administrative privileges.

2. Potential Attack Vectors and Exploitation Methods

Attack Vectors:

• Unauthenticated Access: Attackers can exploit this vulnerability without needing any prior authentication.
• AJAX Endpoint Manipulation: The fed_wp_ajax_fed_login_form_post() function is exposed via an AJAX endpoint, which can be directly accessed and manipulated.

Exploitation Methods:

• Email and Password Reset: By sending crafted AJAX requests, attackers can reset the administrator’s email and password.
• Privilege Escalation: Once the administrator’s credentials are reset, attackers can log in with administrative privileges, gaining full control over the WordPress site.

3. Affected Systems and Software Versions

Affected Software:

• Frontend Dashboard plugin for WordPress

Affected Versions:

• Versions 1.0 to 2.2.6

Unaffected Versions:

• Version 2.2.7 and later (assuming the vulnerability has been patched in these versions)

4. Recommended Mitigation Strategies

Immediate Actions:

• Update the Plugin: Upgrade to version 2.2.7 or later, where the vulnerability is presumed to be fixed.
• Disable the Plugin: If an update is not immediately possible, consider disabling the Frontend Dashboard plugin until a patch is applied.

Long-Term Mitigations:

• Regular Audits: Conduct regular security audits of all installed plugins and themes.
• Access Controls: Implement strict access controls and capability checks for all AJAX endpoints.
• Monitoring: Use security plugins like Wordfence to monitor for suspicious activities and unauthorized access attempts.

5. Impact on Cybersecurity Landscape

Immediate Impact:

• Compromised Websites: Websites using the vulnerable versions of the Frontend Dashboard plugin are at high risk of being compromised.
• Data Breaches: Administrative access can lead to data breaches, unauthorized modifications, and potential data loss.

Long-Term Impact:

• Reputation Damage: Compromised websites can suffer reputational damage and loss of user trust.
• Increased Awareness: This vulnerability underscores the importance of regular updates and security audits for WordPress plugins.

6. Technical Details for Security Professionals

Vulnerable Function:

• fed_wp_ajax_fed_login_form_post()

Code References:

• Login Form Post Handler
• Registration Handler
• Validation Logic

Patch Information:

• The vulnerability is addressed in version 2.2.7, as indicated by the changeset.

Additional Resources:

• Wordfence Threat Intelligence
• WordPress Plugin Page

Conclusion

CVE-2025-4104 represents a critical vulnerability in the Frontend Dashboard plugin for WordPress, allowing unauthenticated attackers to gain administrative privileges. Immediate mitigation involves updating the plugin to a patched version and implementing strict access controls. This vulnerability highlights the importance of regular security audits and timely updates for maintaining the integrity and security of WordPress sites.