EUVD-2026-39879

Patool before 4.0.5 contains a path traversal vulnerability in the safeextract function in patoolib/programs/pytarfile.py when running on Python before 3.12, where the iswithindirectory helper uses os.path.commonprefix for character-level string comparison instead of path-level comparison, allowi...

CVE-2026-29509

Patool before 4.0.5 is vulnerable to a path traversal in the safe_extract() function (patoolib/programs/py_tarfile.py). The is_within_directory() helper uses character-level comparison via os.path.commonprefix(), not path-level checks, allowing a crafted archive member path to bypass containment ...