diff --git a/api/js/etemplate/Et2Url/Et2UrlEmailReadonly.ts b/api/js/etemplate/Et2Url/Et2UrlEmailReadonly.ts
index 15fead0065..f17032eb0d 100644
--- a/api/js/etemplate/Et2Url/Et2UrlEmailReadonly.ts
+++ b/api/js/etemplate/Et2Url/Et2UrlEmailReadonly.ts
@@ -11,7 +11,6 @@
 import {IsEmail} from "../Validators/IsEmail";
 import {Et2UrlEmail} from "./Et2UrlEmail";
 import {Et2UrlReadonly} from "./Et2UrlReadonly";
-import {Et2EmailTag} from "../Et2Select/Tag/Et2EmailTag";
 
 /**
  * @customElement et2-url-email_ro
@@ -89,7 +88,7 @@ export class Et2UrlEmailReadonly extends Et2UrlReadonly
 			{
 				let email;
 				if (IsEmail.EMAIL_PREG.exec(email=this.value) ||
-					IsEmail.EMAIL_PREG.exec(email=this.value+' <'+this.statustext+'>'))
+					IsEmail.EMAIL_PREG.exec(email = '"' + this.value + '" <' + this.statustext + '>'))
 				{
 					Et2UrlEmail.action(email);
 				}
diff --git a/api/js/jsapi/egw_open.js b/api/js/jsapi/egw_open.js
index b3bdfe92fb..5c3caa9228 100644
--- a/api/js/jsapi/egw_open.js
+++ b/api/js/jsapi/egw_open.js
@@ -57,6 +57,17 @@ egw.extend('open', egw.MODULE_WND_LOCAL, function(_egw, _wnd)
 			bcc: match['bcc'] || []
 		};
 
+		// No CSV, split them here and pay attention to quoted commas
+		const split_regex = /("[^"]*" <[^>]*>)|("[^"]*")|('[^']*')|([^,]+)/g;
+		for (let index in content)
+		{
+			if (typeof content[index] == "string")
+			{
+				const matches = content[index].match(split_regex);
+				content[index] = matches ?? content[index];
+			}
+		}
+
 		// Encode html entities in the URI, otheerwise server XSS protection wont
 		// allow it to pass, because it may get mistaken for some forbiden tags,
 		// e.g., "Mathias <mathias@example.com>" the first part of email "<mathias"
@@ -70,7 +81,7 @@ egw.extend('open', egw.MODULE_WND_LOCAL, function(_egw, _wnd)
 		{
 			if (content[index].length > 0)
 			{
-				var cLen = content[index].split(',');
+				var cLen = content[index];
 				egw.message(egw.lang('%1 email(s) added into %2', cLen.length, egw.lang(index)));
 				return;
 			}