From 6bf57bd4c6fdc0645e256037dcbda532326d38b1 Mon Sep 17 00:00:00 2001
From: thisgun <thisgun@naver.com>
Date: Wed, 6 Dec 2017 18:31:36 +0900
Subject: [PATCH] =?UTF-8?q?=EC=B5=9C=EC=8B=A0=EA=B8=80=20=EC=BA=90?=
 =?UTF-8?q?=EC=8B=9C=20=ED=8C=8C=EC=9D=BC=20=EC=82=AD=EC=A0=9C=20=EC=B7=A8?=
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---
 lib/common.lib.php | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/common.lib.php b/lib/common.lib.php
index bd50fd8f9..5192d3b02 100644
--- a/lib/common.lib.php
+++ b/lib/common.lib.php
@@ -2137,6 +2137,10 @@ function check_device($device)
 // 게시판 최신글 캐시 파일 삭제
 function delete_cache_latest($bo_table)
 {
+    if (!preg_match("/^([A-Za-z0-9_]{1,20})$/", $bo_table)) {
+        return;
+    }
+
     $files = glob(G5_DATA_PATH.'/cache/latest-'.$bo_table.'-*');
     if (is_array($files)) {
         foreach ($files as $filename)