CVE-2026-39577MEDIUM NVDCVSS Score 5.5Severity MEDIUMPublished Jun 17, 2026Vendor unknownDescriptionUnauthenticated PHP Object Injection in Playroom <= 1.4.1 versions.Referenceshttps://patchstack.com/database/wordpress/theme/playroom/vulnerability/wordpress-playroom-theme-1-4-1-php-object-injection-vulnerability?_s_id=cve