diff --git a/src/js/scriptlets/inlinescript-logger.js b/src/js/scriptlets/inlinescript-logger.js
new file mode 100644
index 000000000..0738033c3
--- /dev/null
+++ b/src/js/scriptlets/inlinescript-logger.js
@@ -0,0 +1,68 @@
+/*******************************************************************************
+
+    uBlock Origin - a browser extension to block requests.
+    Copyright (C) 2018-present Raymond Hill
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see {http://www.gnu.org/licenses/}.
+
+    Home: https://github.com/gorhill/uBlock
+*/
+
+'use strict';
+
+/******************************************************************************/
+
+// The purpose is to find out whether the current document make use of
+// inline script tags, and if so report to the main process for logging
+// purpose.
+
+(function() {
+
+    if ( typeof vAPI !== 'object' ) { return; }
+
+    if (
+        document.querySelector('script:not([src])') === null &&
+        document.querySelector('a[href^="javascript:"]') === null &&
+        document.querySelector('[onabort],[onblur],[oncancel],[oncanplay],[oncanplaythrough],[onchange],[onclick],[onclose],[oncontextmenu],[oncuechange],[ondblclick],[ondrag],[ondragend],[ondragenter],[ondragexit],[ondragleave],[ondragover],[ondragstart],[ondrop],[ondurationchange],[onemptied],[onended],[onerror],[onfocus],[oninput],[oninvalid],[onkeydown],[onkeypress],[onkeyup],[onload],[onloadeddata],[onloadedmetadata],[onloadstart],[onmousedown],[onmouseenter],[onmouseleave],[onmousemove],[onmouseout],[onmouseover],[onmouseup],[onwheel],[onpause],[onplay],[onplaying],[onprogress],[onratechange],[onreset],[onresize],[onscroll],[onseeked],[onseeking],[onselect],[onshow],[onstalled],[onsubmit],[onsuspend],[ontimeupdate],[ontoggle],[onvolumechange],[onwaiting],[onafterprint],[onbeforeprint],[onbeforeunload],[onhashchange],[onlanguagechange],[onmessage],[onoffline],[ononline],[onpagehide],[onpageshow],[onrejectionhandled],[onpopstate],[onstorage],[onunhandledrejection],[onunload],[oncopy],[oncut],[onpaste]') === null
+    ) {
+        return;
+    }
+
+    vAPI.messaging.send('scriptlets', {
+        what: 'inlinescriptFound',
+        docURL: window.location.href
+    });
+
+})();
+
+
+
+
+
+
+
+
+/*******************************************************************************
+
+    DO NOT:
+    - Remove the following code
+    - Add code beyond the following code
+    Reason:
+    - https://github.com/gorhill/uBlock/pull/3721
+    - uBO never uses the return value from injected content scripts
+
+**/
+
+void 0;
+