From 9933380d800ecc807e0d05b5c77312a8d7b395d3 Mon Sep 17 00:00:00 2001
From: JoshyPHP <s9e.dev@gmail.com>
Date: Mon, 16 Oct 2017 22:01:18 +0200
Subject: [PATCH] [ticket/15408] Reject duplicate BBCodes in ACP

PHPBB3-15408
---
 phpBB/includes/acp/acp_bbcodes.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/phpBB/includes/acp/acp_bbcodes.php b/phpBB/includes/acp/acp_bbcodes.php
index f958ae93c7..18d574081a 100644
--- a/phpBB/includes/acp/acp_bbcodes.php
+++ b/phpBB/includes/acp/acp_bbcodes.php
@@ -553,10 +553,10 @@ class acp_bbcodes
 		}
 
 		// Lowercase tags
-		$bbcode_tag = preg_replace('/.*?\[([a-z0-9_-]+=?).*/i', '$1', $bbcode_match);
-		$bbcode_search = preg_replace('/.*?\[([a-z0-9_-]+)=?.*/i', '$1', $bbcode_match);
+		$bbcode_tag = preg_replace('/.*?\[([a-z0-9_-]+).*/i', '$1', $bbcode_match);
+		$bbcode_search = preg_replace('/.*?\[([a-z0-9_-]+).*/i', '$1', $bbcode_match);
 
-		if (!preg_match('/^[a-zA-Z0-9_-]+=?$/', $bbcode_tag))
+		if (!preg_match('/^[a-zA-Z0-9_-]+$/', $bbcode_tag))
 		{
 			global $user;
 			trigger_error($user->lang['BBCODE_INVALID'] . adm_back_link($this->u_action), E_USER_WARNING);