diff --git a/htdocs/comm/mailing/advtargetemailing.php b/htdocs/comm/mailing/advtargetemailing.php
index cd803c36e5d..7187c97a6a1 100644
--- a/htdocs/comm/mailing/advtargetemailing.php
+++ b/htdocs/comm/mailing/advtargetemailing.php
@@ -203,7 +203,7 @@ if ($action == 'add' && $permissiontoadd) {		// Add recipients
 		}
 
 		if (preg_match("/^contact_/", $key)) {
-			$array_query[$key] = GETPOST($key);
+			$array_query[$key] = GETPOSTISARRAY($key) ? GETPOST($key, 'array:int') : GETPOST($key);
 
 			$specials_date_key = array(
 					'contact_update_st_dt',
@@ -232,7 +232,7 @@ if ($action == 'add' && $permissiontoadd) {		// Add recipients
 		}
 
 		if (preg_match("/^type_of_target/", $key)) {
-			$array_query[$key] = GETPOST($key);
+			$array_query[$key] = GETPOSTINT($key);
 		}
 	}
 
diff --git a/htdocs/comm/mailing/class/advtargetemailing.class.php b/htdocs/comm/mailing/class/advtargetemailing.class.php
index 7cd80025f44..4e8e5e3affa 100644
--- a/htdocs/comm/mailing/class/advtargetemailing.class.php
+++ b/htdocs/comm/mailing/class/advtargetemailing.class.php
@@ -764,7 +764,7 @@ class AdvanceTargetingMailing extends CommonObject
 				$sqlwhere[] = " (t.datec >= '".$this->db->idate($arrayquery['contact_create_st_dt'])."' AND t.datec <= '".$this->db->idate($arrayquery['contact_create_end_dt'])."')";
 			}
 			if (!empty($arrayquery['contact_categ']) && count($arrayquery['contact_categ']) > 0) {
-				$sqlwhere[] = " (contactcateg.fk_categorie IN (".$this->db->escape(implode(",", $arrayquery['contact_categ']))."))";
+				$sqlwhere[] = " (contactcateg.fk_categorie IN (".$this->db->sanitize(implode(",", $arrayquery['contact_categ']), 0, 0, 0, 0)."))";
 			}
 
 			//Standard Extrafield feature
diff --git a/htdocs/core/lib/functions.lib.php b/htdocs/core/lib/functions.lib.php
index e1ea875756f..799989c9a4c 100644
--- a/htdocs/core/lib/functions.lib.php
+++ b/htdocs/core/lib/functions.lib.php
@@ -1302,7 +1302,7 @@ function GETPOST($paramname, $check = 'alphanohtml', $method = 0, $filter = null
 	}
 
 	// Check type of variable and make sanitization according to this
-	if (preg_match('/^array/', $check)) {	// If 'array' or 'array:restricthtml' or 'array:aZ09' or 'array:intcomma'
+	if (preg_match('/^array/', $check)) {	// If 'array' or 'array:restricthtml' or 'array:aZ09' or 'array:int'
 		$tmpcheck = 'alphanohtml';
 		if ($out === null || $out === '') {
 			$out = array();