Index: src/wp-admin/js/plugin-install.js
===================================================================
--- src/wp-admin/js/plugin-install.js	(revision 42490)
+++ src/wp-admin/js/plugin-install.js	(working copy)
@@ -148,9 +148,11 @@
 
 	/*
 	 * Open the Plugin details modal. The event is delegated to get also the links
-	 * in the plugins search tab, after the AJAX search rebuilds the HTML.
+	 * in the plugins search tab, after the AJAX search rebuilds the HTML. It's
+	 * delegated on the closest ancestor and not on the body to avoid conflicts
+	 * with other handlers, see Trac ticket #43082.
 	 */
-	$( 'body' ).on( 'click', '.thickbox.open-plugin-details-modal', function( e ) {
+	$( '.wrap' ).on( 'click', '.thickbox.open-plugin-details-modal', function( e ) {
 		// The `data-title` attribute is used only in the Plugin screens.
 		var title = $( this ).data( 'title' ) ? plugininstallL10n.plugin_information + ' ' + $( this ).data( 'title' ) : plugininstallL10n.plugin_modal_label;