CVE-2026-27543HIGH NVDCVSS Score 8.1Severity HIGHPublished Aug 13, 2026Vendor unknownDescriptionUnauthenticated Privilege Escalation in MStore API <= 4.20.0 versions.Referenceshttps://patchstack.com/database/wordpress/plugin/mstore-api/vulnerability/wordpress-mstore-api-plugin-4-20-0-privilege-escalation-vulnerability?_s_id=cve