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CVE-2026-40154

Critical

Description

PraisonAI is a multi-agent teams system. Prior to 4.5.128, PraisonAI treats remotely fetched template files as trusted executable code without integrity verification, origin validation, or user confirmation, enabling supply chain attacks through malicious templates. This vulnerability is fixed in 4.5.128.

SeverityCritical
CVSS9.3
Exploit probability—
ProductPraisonai
PublishedApr 9, 2026
First seenApr 9, 2026
Weakness typeCWE-829CWE-829

How to fix

Update
  • praison praisonai4.5.128 or later
  • praisonai4.5.128 or later

Affected products

ProductAffected versionsFixed in
praison praisonaiv < 4.5.1284.5.128
praisonaiPyPIv < 4.5.1284.5.128

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