diff --git a/web_console_v2/api/fedlearner_webconsole/utils/tars.py b/web_console_v2/api/fedlearner_webconsole/utils/tars.py
index 3e7a59ea1..adee451f7 100644
--- a/web_console_v2/api/fedlearner_webconsole/utils/tars.py
+++ b/web_console_v2/api/fedlearner_webconsole/utils/tars.py
@@ -20,6 +20,28 @@ class TarCli:
     @staticmethod
     def untar_file(tar_name, extract_path_prefix):
         with tarfile.open(tar_name, 'r:*') as tar_pack:
-            tar_pack.extractall(extract_path_prefix)
+            
+            import os
+            
+            def is_within_directory(directory, target):
+                
+                abs_directory = os.path.abspath(directory)
+                abs_target = os.path.abspath(target)
+            
+                prefix = os.path.commonprefix([abs_directory, abs_target])
+                
+                return prefix == abs_directory
+            
+            def safe_extract(tar, path=".", members=None, *, numeric_owner=False):
+            
+                for member in tar.getmembers():
+                    member_path = os.path.join(path, member.name)
+                    if not is_within_directory(path, member_path):
+                        raise Exception("Attempted Path Traversal in Tar File")
+            
+                tar.extractall(path, members, numeric_owner=numeric_owner) 
+                
+            
+            safe_extract(tar_pack, extract_path_prefix)
 
         return True