CVE-2023-4140
MediumCVSS 6.6Exploitation Probability (EPSS)
Low risk45th percentile - higher than 45% of all known CVEs
Summary
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to privilege escalation in versions up to and including 7.9.8 due to insufficient restriction on the 'get_header_values' function. This allows authenticated attackers with minimal permissions, such as an author, to modify their user role.
Risk Assessment
Attackers may gain elevated privileges, potentially leading to unauthorized access to sensitive data or functions within the WordPress system.
Recommendation
It is recommended to update the plugin to the latest version to mitigate this vulnerability and review the plugin's permission settings.
Original NVD description (English source)
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to privilege escalation in versions up to, and including, 7.9.8 due to insufficient restriction on the 'get_header_values' function. This makes it possible for authenticated attackers, with minimal permissions such as an author, if the administrator previously grants access in the plugin settings, to modify their user role by supplying the 'wp_capabilities->cus1' parameter.