WordPress WP-PageNavi Plugin SQL Injection Vulnerability with POC and Remediation

Vulnerability Overview This vulnerability affects multiple versions of the WordPress plugin "WP-PageNavi" and involves an SQL injection flaw. Attackers can craft specific URL requests to exploit this vulnerability, execute arbitrary SQL commands, thereby gaining access to sensitive information in the database or performing other malicious operations. Scope of Impact Plugin Name: WP-PageNavi Affected Versions: All versions (as of the document's release) Affected Functionality: Pagination feature Remediation 1. Update the Plugin: Update the WP-PageNavi plugin to the latest version to address known security vulnerabilities. 2. Temporary Mitigation Measures: - Disable the pagination feature if it is not immediately required. - Restrict access permissions to plugin-related pages to prevent unauthorized access. 3. Monitoring and Logging: Regularly review website logs to monitor for anomalous requests, enabling the timely detection and response to potential attacks. POC Code or Exploit Code ```php // Example POC code <?php // Assuming the target website URL is http://example.com // Construct a malicious URL $malicious_url = "http://example.com/?paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&paged=1&orderby=1&order=ASC&post_type=any&posts_per_page=10&page

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WordPress WP-PageNavi Plugin SQL Injection Vulnerability with POC and Remediation

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