From 4e0f47f11a12839014d3f3b28b75267b56403a9a Mon Sep 17 00:00:00 2001
From: Raymond Hill <gorhill@users.noreply.github.com>
Date: Sun, 21 Dec 2025 11:16:25 -0500
Subject: [PATCH] [mv3] Mind anscestor hostnames when evaluating host
 permissions

Related issue:
https://github.com/uBlockOrigin/uBOL-home/issues/569
---
 platform/mv3/extension/js/mode-manager.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platform/mv3/extension/js/mode-manager.js b/platform/mv3/extension/js/mode-manager.js
index 416613b5f..f30649c42 100644
--- a/platform/mv3/extension/js/mode-manager.js
+++ b/platform/mv3/extension/js/mode-manager.js
@@ -384,7 +384,8 @@ export async function syncWithBrowserPermissions() {
     if ( afterAllowedHostnames.has('all-urls') === false ) {
         const { none, basic, optimal, complete } = filteringModes;
         for ( const hn of new Set([ ...optimal, ...complete ]) ) {
-            if ( afterAllowedHostnames.has(hn) ) { continue; } 
+            if ( afterAllowedHostnames.has(hn) ) { continue; }
+            if ( isDescendantHostnameOfIter(hn, afterAllowedHostnames) ) { continue; }
             applyFilteringMode(filteringModes, hn, afterMode);
             modified = true;
         }