The JNews WordPress theme before 8.0.6 did not sanitise the cat_id parameter in the POST request /?ajax-request=jnews (with action=jnews_build_mega_category_*), leading to a Reflected Cross-Site Scripting (XSS) issue.
CVSS 3.1MEDIUM 6.1·Network·No auth·User interaction·EPSS 0.01975·Published 2021-06-07·Fixed in 8.0.6CWE-79