diff --git a/notebooks/common/utils.py b/notebooks/common/utils.py
index eddac35..edf61fb 100644
--- a/notebooks/common/utils.py
+++ b/notebooks/common/utils.py
@@ -167,7 +167,26 @@ def maybe_download_cifar(src="https://ikpublictutorial.blob.core.windows.net/dee
         fname, h = urlretrieve(src, './delete.me')
         print('Extracting files...')
         with tarfile.open(fname) as tar:
-            tar.extractall()
+            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)
         os.remove(fname)
         return process_cifar()