A directory traversal vulnerability in the SevenZipFile.extractall() function of the python library py7zr v0.20.0 and earlier allows attackers to write arbitrary files via extracting a crafted 7z file.
CVSS 3.1CRITICAL 9.1·Network·No auth·No interaction·EPSS 0.02444·Published 2022-12-06·Fixed in 0.20.1CWE-22