diff --git a/data/corpus_downloaders.py b/data/corpus_downloaders.py
index 3600544..368b926 100644
--- a/data/corpus_downloaders.py
+++ b/data/corpus_downloaders.py
@@ -90,4 +90,23 @@ def extract(self, path='.'):
         self.extract_path = os.path.join(path, 'clean_corpus')
         os.makedirs(path, exist_ok=True)
         with tarfile.open(self.download_path, "r:bz2") as tar:
-            tar.extractall(self.extract_path)
+            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, self.extract_path)