diff --git a/alignunformeval/stsb.py b/alignunformeval/stsb.py
index 7e130d0..53310b3 100644
--- a/alignunformeval/stsb.py
+++ b/alignunformeval/stsb.py
@@ -32,7 +32,26 @@ def __init__(
             if not os.path.exists(self.path_dev):
                 self._download(self.URL, path=self.path_targz)
                 with tarfile.open(self.path_targz, "r:*") as tar:
-                    tar.extractall(str(self._get_cache_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, str(self._get_cache_path()))
             df = pd.read_csv(
                 self.path_dev,
                 header=None,