CVE-2026-39307

PraisonAI has an Arbitrary File Write (Zip Slip) in Templates Extraction

State: Published
Severity: 8.1 High
Published: Apr 7, 2026
Updated: Apr 9, 2026
Reserved: Apr 6, 2026

Description

PraisonAI is a multi-agent teams system. Prior to 1.5.113, The PraisonAI templates installation feature is vulnerable to a "Zip Slip" Arbitrary File Write attack. When downloading and extracting template archives from external sources (e.g., GitHub), the application uses Python's zipfile.extractall() without verifying if the files within the archive resolve outside of the intended extraction directory. This vulnerability is fixed in 1.5.113.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H	GitHub_M

Weaknesses

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Affected Products

Product	Versions
PraisonAIMervinPraison	< 4.5.113Affected

References

https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-4ph2-f6pf-79wv

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