From 0cf8108ff08d48c7720a67c6b4deaa1b32b62eeb Mon Sep 17 00:00:00 2001
From: "google-labs-jules[bot]"
 <161369871+google-labs-jules[bot]@users.noreply.github.com>
Date: Sun, 31 May 2026 03:03:31 +0000
Subject: [PATCH] =?UTF-8?q?=F0=9F=9B=A1=EF=B8=8F=20Sentinel:=20[HIGH]=20Fi?=
 =?UTF-8?q?x=20XSS=20vulnerability=20in=20search.html=20escapeHtml?=
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Co-authored-by: christianlouis <361235+christianlouis@users.noreply.github.com>
---
 frontend/templates/search.html | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/frontend/templates/search.html b/frontend/templates/search.html
index 89ad5cb7..8f986b38 100644
--- a/frontend/templates/search.html
+++ b/frontend/templates/search.html
@@ -298,9 +298,13 @@
   }
 
   function escapeHtml(str) {
-    const d = document.createElement('div');
-    d.textContent = str;
-    return d.innerHTML;
+    if (!str) return '';
+    return String(str)
+      .replace(/&/g, '&amp;')
+      .replace(/</g, '&lt;')
+      .replace(/>/g, '&gt;')
+      .replace(/"/g, '&quot;')
+      .replace(/'/g, '&#039;');
   }
 
   /**