Compliance Impact

This vulnerability allows unauthenticated attackers to access sensitive information that is normally restricted from regular users, which constitutes a Sensitive Data Exposure issue.

Exposure of sensitive data can lead to non-compliance with common standards and regulations such as GDPR and HIPAA, which require protection of personal and sensitive information.

Although the CVSS score indicates a low priority threat with limited impact, any unauthorized access to sensitive data can result in regulatory violations, potential legal consequences, and damage to user privacy.

Therefore, organizations using the affected Sunshine Photo Cart plugin versions prior to 3.6.2 should promptly update to mitigate risks and maintain compliance with data protection regulations.

Useful 0 Not Useful 0

Executive Summary

CVE-2026-39564 is a Sensitive Data Exposure vulnerability found in the WordPress Sunshine Photo Cart plugin versions prior to 3.6.2.

This vulnerability allows unauthenticated attackers to access sensitive information that is normally restricted from regular users.

Such exposure can be leveraged to exploit other system weaknesses.

The issue is classified under the OWASP Top 10 category A3: Sensitive Data Exposure.

Useful 0 Not Useful 0

Impact Analysis

This vulnerability allows attackers to retrieve embedded sensitive data without authentication.

Exposure of sensitive information can lead to further exploitation of system weaknesses.

Although the CVSS severity score is 5.3, indicating a low priority threat with limited impact, such vulnerabilities are often targeted in mass-exploit campaigns affecting many websites.

Immediate mitigation involves updating the plugin to version 3.6.2 or later to prevent exploitation.

Useful 0 Not Useful 0

Detection Guidance

This vulnerability affects the WordPress Sunshine Photo Cart plugin versions prior to 3.6.2 and allows unauthenticated attackers to access sensitive information. Detection involves identifying if the vulnerable plugin version is installed on your system.

You can check the installed plugin version on your WordPress site by running commands such as:

• Using WP-CLI: wp plugin list | grep sunshine-photo-cart
• Manually checking the plugin version in the WordPress admin dashboard under Plugins.

Network detection of exploitation attempts may be difficult as the vulnerability requires no authentication and involves sensitive data exposure through the plugin. Monitoring web server logs for unusual requests targeting the sunshine-photo-cart plugin endpoints could help identify exploitation attempts.

Useful 0 Not Useful 0

Mitigation Strategies

The immediate and recommended mitigation step is to update the Sunshine Photo Cart plugin to version 3.6.2 or later, where the vulnerability has been patched.

If you are a Patchstack user, enabling auto-updates specifically for vulnerable plugins can ensure rapid protection against this and similar vulnerabilities.

Since the vulnerability requires no authentication to exploit, timely updating is critical to prevent unauthorized access to sensitive information.

Useful 0 Not Useful 0