The Popup Maker WordPress plugin before 1.16.9 does not validate and escape one of its shortcode attributes, which could allow users with a role as low as contributor to perform Stored Cross-Site Scripting attacksCreditsAn DoanWPScanReferenceshttps://wpscan.com/vulnerability/8bf8ebe8-1063-492d-a0f9-2f824408d0df
