CVE-2023-4141
HighCVSS 8.0Exploitation Probability (EPSS)
Elevated risk65th percentile - higher than 65% of all known CVEs
Summary
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to Remote Code Execution in versions up to and including 7.9.8 via the '->cus2' parameter. This allows authenticated attackers with author-level permissions or above, if the administrator previously grants access in the plugin settings, to create a PHP file and execute code on the server.
Risk Assessment
The organization may be exposed to remote code execution, potentially allowing unauthorized users to take control of the server. There is a risk that attackers could exploit this vulnerability to introduce malicious software.
Recommendation
It is recommended to update the plugin to the latest version and restrict user permissions for file imports. Caution should be exercised when using the plugin, as administrators can still create PHP files.
Other vulnerabilities in WP Ultimate CSV Importer plugin for WordPress
See all- CVE-2023-4142High
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to Remote Code Execution in versions up to and including 7.9.8 via the '->cus1' parameter. This allows authenticated attackers with author-level permissions or above, if the administrator previously grants access in the plugin settings, to execute code on the server.
- CVE-2023-4140Medium
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.
- CVE-2023-4139High
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to Sensitive Information Exposure via Directory Listing due to missing restriction in export folder indexing in versions up to and including 7.9.8. This allows unauthenticated attackers to list and view exported files.
Original NVD description (English source)
The WP Ultimate CSV Importer plugin for WordPress is vulnerable to Remote Code Execution in versions up to, and including, 7.9.8 via the '->cus2' parameter. This allows authenticated attackers with author-level permissions or above, if the administrator previously grants access in the plugin settings, to create a PHP file and execute code on the server. The author resolved this vulnerability by removing the ability for authors and editors to import files, please note that this means php file creation is still allowed for site administrators, use the plugin with caution.