CVE-2026-61438

High

Description

PraisonAI before 4.6.78 contains a remote code execution vulnerability in JobWorkflowExecutor._exec_inline_python() due to insufficient AST validation of workflow script steps. Attackers can create malicious YAML workflow files with import os statements followed by os.system() calls that bypass sandbox checks and execute arbitrary OS commands with process privileges.

SeverityHigh

CVSS7.3

Exploit probability—

ProductPraisonai

PublishedJul 15, 2026

First seenJul 15, 2026

Weakness typeCWE-78OS command injection

How to fix

Update

praisonai4.6.78 or later

Vendor advisories

github.com/MervinPraison/PraisonAI/security/advisories/GHSA-26mh-57q7-jfvr

Affected products

Product	Affected versions	Fixed in
praisonaiPyPI	v < 4.6.78	4.6.78

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