HTML Search: Minor errors are emitted on fetching search snipets

2 files changed, 2 insertions, 3 deletions

diff --git a/CHANGES b/CHANGES
index dea7f9408..5692d38f1 100644
--- a/CHANGES
+++ b/CHANGES
@@ -48,6 +48,7 @@ Bugs fixed
 * #10460: logging: Always show node source locations as absolute paths.
 * HTML Search: HTML tags are displayed as a part of object name
 * HTML Search: search snipets should not be folded
+* HTML Search: Minor errors are emitted on fetching search snipets
 * #10520: HTML Theme: Fix use of sidebar classes in ``agogo.css_t``.
 * #6679: HTML Theme: Fix inclusion of hidden toctrees in the agogo theme.
 * #10566: HTML Theme: Fix enable_search_shortcuts does not work
diff --git a/sphinx/themes/basic/static/searchtools.js b/sphinx/themes/basic/static/searchtools.js
index 563e50af7..f656da73b 100644
--- a/sphinx/themes/basic/static/searchtools.js
+++ b/sphinx/themes/basic/static/searchtools.js
@@ -155,9 +155,7 @@ const Search = {
   _pulse_status: -1,
 
   htmlToText: (htmlString) => {
-    const htmlElement = document
-      .createRange()
-      .createContextualFragment(htmlString);
+    const htmlElement = new DOMParser().parseFromString(htmlString, 'text/html');
     htmlElement.querySelectorAll(".headerlink").forEach((el) => el.parentNode.removeChild(el));
     const docContent = htmlElement.querySelector('[role="main"]');
     if (docContent !== undefined) return docContent.textContent;