Vulnerabilities and security researches forrelated-posts-by-taxonomy related-posts-by-taxonomy

Apr 15, 2026

CVE, Research URL: CVE-2026-0916
Home page URL: Security reports for Related Posts by Taxonomy
Application: Related Posts by Taxonomy
Date: Jan 16, 2026
Research Description: The Related Posts by Taxonomy plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'related_posts_by_tax' shortcode in all versions up to, and including, 2.7.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Affected versions: max 2.7.7.
Status: vulnerable