From 66e3a1ad47162a89709e99072e5eaecdd83cb633 Mon Sep 17 00:00:00 2001
From: Raymond Hill <rhill@raymondhill.net>
Date: Wed, 10 Jul 2024 12:43:36 -0400
Subject: [PATCH] Improve `href-sanitizer` scriptlet

Related issue:
https://github.com/uBlockOrigin/uBlock-issues/issues/3297

Mind that the sanitized URL can have Unicode characters beyond
ASCII.
---
 assets/resources/scriptlets.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/assets/resources/scriptlets.js b/assets/resources/scriptlets.js
index 80c251fb58f5d..d3aedadc20f6c 100644
--- a/assets/resources/scriptlets.js
+++ b/assets/resources/scriptlets.js
@@ -3477,7 +3477,7 @@ function hrefSanitizer(
     };
     const validateURL = text => {
         if ( text === '' ) { return ''; }
-        if ( /[^\x21-\x7e]/.test(text) ) { return ''; }
+        if ( /[\x00-\x20\x7f]/.test(text) ) { return ''; }
         try {
             const url = new URL(text, document.location);
             return url.href;