diff --git a/src/main/java/cn/springmvc/mybatis/common/utils/ZipUtil.java b/src/main/java/cn/springmvc/mybatis/common/utils/ZipUtil.java
index 3bf47a3..78fbe43 100644
--- a/src/main/java/cn/springmvc/mybatis/common/utils/ZipUtil.java
+++ b/src/main/java/cn/springmvc/mybatis/common/utils/ZipUtil.java
@@ -33,7 +33,7 @@ public static boolean compress(List<File> files, String zipPath, boolean isDel)
         }
         try {
             // ----压缩文件：
-            FileOutputStream stream = new FileOutputStream(zipPath);
+            FileOutputStream stream = new FileOutputStream(new File(zipPath));
             CheckedOutputStream checkedStream = new CheckedOutputStream(stream, new CRC32());// 使用指定校验和创建输出流
             ZipOutputStream zipStream = new ZipOutputStream(checkedStream);
             BufferedOutputStream out = new BufferedOutputStream(zipStream);
@@ -98,7 +98,11 @@ public static void unZipFiles(File zipfile, String descDir) {
                 entry = ((ZipEntry) entries.nextElement());
                 zipEntryName = entry.getName();
                 in = zf.getInputStream(entry);
-                out = new FileOutputStream(descDir + zipEntryName);
+                final File zipEntryFile = new File(descDir, zipEntryName);
+                if (!zipEntryFile.toPath().normalize().startsWith(descDir)) {
+                    throw new RuntimeException("Bad zip entry");
+                }
+                out = new FileOutputStream(zipEntryFile);
                 buf1 = new byte[1024];
                 len = 0;
                 while ((len = in.read(buf1)) > 0) {