diff --git a/unotools/source/misc/mediadescriptor.cxx b/unotools/source/misc/mediadescriptor.cxx
index b8bb7f13469e9..f797728f7b3ff 100644
--- a/unotools/source/misc/mediadescriptor.cxx
+++ b/unotools/source/misc/mediadescriptor.cxx
@@ -334,6 +334,9 @@ bool MediaDescriptor::impl_openStreamWithPostData( const css::uno::Reference< cs
 /*-----------------------------------------------*/
 bool MediaDescriptor::impl_openStreamWithURL( const OUString& sURL, bool bLockFile )
 {
+    if (sURL.matchIgnoreAsciiCase(".component:"))
+        return false; // No UCB content for .component URLs
+
     OUString referer(getUnpackedValueOrDefault(PROP_REFERRER, OUString()));
     if (SvtSecurityOptions::isUntrustedReferer(referer)) {
         return false;