CVE-2026-66619HIGH NVDCVSS Score 7.6Severity HIGHPublished Sep 17, 2026Vendor unknownDescriptionAdministrator SQL Injection in Newsletters <= 4.18 versions.Referenceshttps://patchstack.com/database/wordpress/plugin/newsletters-lite/vulnerability/wordpress-newsletters-plugin-4-18-sql-injection-vulnerability?_s_id=cve