From bf254a26048f2f5429d29ac2390a8887af01105b Mon Sep 17 00:00:00 2001
From: "Fedor A. Fetisov" <faf@ossg.ru>
Date: Thu, 20 Mar 2014 00:54:48 +0400
Subject: [PATCH] Improve filtration of special characters (see Issue #30)

---
 src/mibew/libs/common.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mibew/libs/common.php b/src/mibew/libs/common.php
index a96a2c2e..e950f81e 100644
--- a/src/mibew/libs/common.php
+++ b/src/mibew/libs/common.php
@@ -859,7 +859,7 @@ function sanitize_reg_escape($string)
 
 function safe_htmlspecialchars($string)
 {
-	$string = preg_replace('/[\x00-\x08\x10-\x1f]/', '', $string);
+	$string = preg_replace('/[\x00-\x08\x10-\x1f\v]/', '', $string);
 	return htmlspecialchars($string, ENT_QUOTES);
 }