diff --git a/addons/website/static/src/js/content/inject_dom.js b/addons/website/static/src/js/content/inject_dom.js
index 19dc4dcdfea..9c5c5760bfc 100644
--- a/addons/website/static/src/js/content/inject_dom.js
+++ b/addons/website/static/src/js/content/inject_dom.js
@@ -25,9 +25,7 @@ export function unhideConditionalElements() {
     }
 }
 
-document.addEventListener('DOMContentLoaded', () => {
-    // Transfer cookie/session data as HTML element's attributes so that CSS
-    // selectors can be based on them.
+export function setUtmsHtmlDataset() {
     const htmlEl = document.documentElement;
     const cookieNamesToDataNames = {
         'utm_source': 'utmSource',
@@ -41,11 +39,17 @@ document.addEventListener('DOMContentLoaded', () => {
             htmlEl.dataset[dsName] = cookie.replace(/(^["']|["']$)/g, '');
         }
     }
+}
+
+document.addEventListener('DOMContentLoaded', () => {
+    // Transfer cookie/session data as HTML element's attributes so that CSS
+    // selectors can be based on them.
+    setUtmsHtmlDataset();
+    const htmlEl = document.documentElement;
     const country = session.geoip_country_code;
     if (country) {
         htmlEl.dataset.country = country;
     }
-
     htmlEl.dataset.logged = !session.is_website_user;
 
     unhideConditionalElements();
diff --git a/addons/website/static/src/snippets/s_popup/000.js b/addons/website/static/src/snippets/s_popup/000.js
index 43c4ca5fe9c..3b40b22a37d 100644
--- a/addons/website/static/src/snippets/s_popup/000.js
+++ b/addons/website/static/src/snippets/s_popup/000.js
@@ -4,6 +4,7 @@ import publicWidget from "@web/legacy/js/public/public_widget";
 import { cookie } from "@web/core/browser/cookie";
 import {throttleForAnimation} from "@web/core/utils/timing";
 import { utils as uiUtils } from "@web/core/ui/ui_service";
+import {setUtmsHtmlDataset} from '@website/js/content/inject_dom';
 
 // TODO In master, export this class too or merge it with PopupWidget
 const SharedPopupWidget = publicWidget.Widget.extend({
@@ -361,6 +362,25 @@ publicWidget.registry.cookies_bar = PopupWidget.extend({
         this.cookieValue = `{"required": true, "optional": ${ev.target.id === 'cookies-consent-all'}}`;
         this._onHideModal();
     },
+    /**
+     * @override
+     */
+    _onHideModal() {
+        this._super(...arguments);
+        const params = new URLSearchParams(window.location.search);
+        const trackingFields = {
+            utm_campaign: "odoo_utm_campaign",
+            utm_source: "odoo_utm_source",
+            utm_medium: "odoo_utm_medium",
+        };
+        for (const [key, value] of params) {
+            if (key in trackingFields) {
+                // Using same cookie expiration value as in python side
+                cookie.set(trackingFields[key], value, 31 * 24 * 60 * 60, "required");
+            }
+        }
+        setUtmsHtmlDataset();
+    }
 });
 
 export default PopupWidget;