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OpenAdvisories
High · 8.1 CVE-2026-39307 EUVD-2026-19800GHSA-4ph2-f6pf-79wvPYSEC-2026-2899

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

Published Apr 7, 2026 · Updated Apr 9, 2026 · Assigned by GitHub_M

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.

Affected products

VendorProductAffectedFixed
MervinPraison PraisonAI < 4.5.113 —

Affected packages

EcosystemPackageAffectedFixedRecord
PyPI praisonai < 4.5.113 4.5.113 GHSA-4ph2-f6pf-79wv

References