pypi package report

Is py7zr safe?

4 known vulnerabilities, worst severity CRITICAL.

cvss
9.1

how bad it is if exploited, out of 10

epss
2.3%

chance of exploitation in the next 30 days

xyz score
4.9

CyberXYZ composite, out of 10

fig. 01 — GHSA-m8xw-9x5x-6vh3, the advisory selected below

// advisories

GHSA-m8xw-9x5x-6vh3

CRITICALCVE-2022-44900

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.

Affected
<= 0.20.0
Fixed in
0.20.1
Published
2022-12-06
Source
github

GHSANVDMITREreferencereferencereferencereferencereference


// dependencies

41 direct, 9 carrying known advisories, worst CRITICAL

Sign in for dependency paths and remediation

// ai model usage

No published models are known to use this package.


Checked 2026-09-22 at 00:46 UTC. The most recent advisory here was published 2026-06-19. Updated continuously from NVD, GHSA, OSV and CNA feeds.

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Is py7zr safe? pypi package security report | CyberXYZ