CVE-2022-44900

CRITICAL

Py7zr < 0.20.1 - Path Traversal

Title source: rule

Description

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.

Exploits (1)

nomisec WORKING POC 1 stars
by 0xless · poc
https://github.com/0xless/CVE-2022-44900-demo-lab

References (3)

Scores

CVSS v3 9.1
EPSS 0.3328
EPSS Percentile 96.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Details

CWE
CWE-22
Status published
Products (2)
py7zr_project/py7zr < 0.20.1
pypi/py7zr 0 - 0.20.1PyPI
Published Dec 06, 2022
Tracked Since Feb 18, 2026