Server Side Request Forgery (SSRF) vulnerability affecting multiple WordPress plugins

Server-Side Request Forgery (SSRF) vulnerability in Montonio Montonio for WooCommerce, Wpopal Wpopal Core Features, AMO for WP – Membership Management ArcStone wp-amo, Long Watch Studio WooVirtualWallet – A virtual wallet for WooCommerce, Long Watch Studio WooVIP – Membership plugin for WordPress and WooCommerce, Long Watch Studio WooSupply – Suppliers, Supply Orders and Stock Management, Squidesma Theme Minifier, Paul Clark Styles styles, Designmodo Inc. WordPress Page Builder – Qards, Philip M. Hofer (Frumph) PHPFreeChat, Arun Basil Lal Custom Login Admin Front-end CSS, Team Agence-Press CSS Adder By Agence-Press, Unihost Confirm Data, deano1987 AMP Toolbox amp-toolbox, Arun Basil Lal Admin CSS MU.This issue affects Montonio for WooCommerce: from n/a through 6.0.1; Wpopal Core Features: from n/a through 1.5.8; ArcStone: from n/a through 4.6.6; WooVirtualWallet – A virtual wallet for WooCommerce: from n/a through 2.2.1; WooVIP – Membership plugin for WordPress and WooCommerce: from n/a through 1.4.4; WooSupply – Suppliers, Supply Orders and Stock Management: from n/a through 1.2.2; Theme Minifier: from n/a through 2.0; Styles: from n/a through 1.2.3; WordPress Page Builder – Qards: from n/a through 1.0.5; PHPFreeChat: from n/a through 0.2.8; Custom Login Admin Front-end CSS: from n/a through 1.4.1; CSS Adder By Agence-Press: from n/a through 1.5.0; Confirm Data: from n/a through 1.0.7; AMP Toolbox: from n/a through 2.1.1; Admin CSS MU: from n/a through 2.6.