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-rw-r--r--Doc/library/zipfile.rst7
1 files changed, 7 insertions, 0 deletions
diff --git a/Doc/library/zipfile.rst b/Doc/library/zipfile.rst
index a7fb842..ae8751e 100644
--- a/Doc/library/zipfile.rst
+++ b/Doc/library/zipfile.rst
@@ -197,6 +197,13 @@ ZipFile Objects
be a subset of the list returned by :meth:`namelist`. *pwd* is the password
used for encrypted files.
+ .. warning::
+
+ Never extract archives from untrusted sources without prior inspection.
+ It is possible that files are created outside of *path*, e.g. members
+ that have absolute filenames starting with ``"/"`` or filenames with two
+ dots ``".."``.
+
.. method:: ZipFile.printdir()