From 3343d1cf8735a0b074007c81a749f87d8cd45087 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rn=20Berkefeld?= <joern.berkefeld@accenture.com>
Date: Mon, 20 Feb 2023 14:30:45 +0100
Subject: [PATCH] #747: improve regex to recognize edge cases

---
 lib/util/util.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/util/util.js b/lib/util/util.js
index c5bceb130..bd4aef6cf 100644
--- a/lib/util/util.js
+++ b/lib/util/util.js
@@ -609,7 +609,12 @@ const Util = {
         if (!code) {
             return null;
         }
-        const scriptRegex = /^<script .*?>(.*)<\/script>$/ms;
+        // \s*      whitespace characters, zero or more times
+        // [^>]*?   any character that is not a >, zero or more times, un-greedily
+        // (.*)     capture any character, zero or more times
+        // /ms      multiline and dotall flags
+        // ideally the code looks like <script runat="server">...</script>
+        const scriptRegex = /^<\s*script [^>]*?>(.*)<\/\s*script\s*>$/ms;
         code = code.trim();
         const regexMatches = scriptRegex.exec(code);
         if (regexMatches?.length > 1) {