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Vulnerability record · CVE-2026-40154 · published 9 April 2026

CVE-2026-40154: Praisonai inclusion from untrusted sphere vulnerability

Praison · Praisonai

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.

9.6 CVSS 3.1 Critical EPSS 0.46% · top 62.9% CWE-829 · Inclusion from untrusted sphere
9.6CVSS 3.1 base score
0.46%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
1References, 1 tagged exploit
17 Jun 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/MervinPraison/PraisonAI/security/advisories/GHSA-pv9q-275h-rh7x ExploitMitigationVendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2026-40114Praisonai server-side request forgery (ssrf) vulnerabilityPraisonAI is a multi-agent teams system. Prior to 4.5.128, the /api/v1/runs endpoint accepts an arbitrary webhook_url in the request body with no URL…EPSS 0.34%10.0CVE-2026-39305Praisonai path traversal vulnerabilityPraisonAI is a multi-agent teams system. Prior to 1.5.113, the Action Orchestrator feature contains a Path Traversal vulnerability that allows an att…EPSS 0.43%10.0CVE-2026-34955Praisonai os command injection vulnerabilityPraisonAI is a multi-agent teams system. Prior to version 4.5.97, SubprocessSandbox in all modes (BASIC, STRICT, NETWORK_ISOLATED) calls subprocess.r…EPSS 0.39%9.9CVE-2026-39888Praisonai vulnerabilityPraisonAI is a multi-agent teams system. Prior to 1.5.115, execute_code() in praisonaiagents.tools.python_tools defaults to sandbox_mode="sandbox", w…EPSS 0.61%9.8CVE-2026-41497Praisonai command injection vulnerabilityPraisonAI is a multi-agent teams system. Prior to version 4.6.9, the fix for PraisonAI's MCP command handling does not add a command allowlist or arg…EPSS 0.77%9.8CVE-2026-40288Praisonai os command injection vulnerabilityPraisonAI is a multi-agent teams system. In versions below 4.5.139 of PraisonAI and 1.5.140 of praisonaiagents, the workflow engine is vulnerable to …EPSS 0.92%9.8CVE-2026-39890Praisonai deserialization of untrusted data vulnerabilityPraisonAI is a multi-agent teams system. Prior to 4.5.115, the AgentService.loadAgentFromFile method uses the js-yaml library to parse YAML files wit…EPSS 0.81%9.8CVE-2026-34934Praisonai sql injection vulnerabilityPraisonAI is a multi-agent teams system. Prior to version 4.5.90, the get_all_user_threads function constructs raw SQL queries using f-strings with u…EPSS 0.60%

Source: NIST National Vulnerability Database (record CVE-2026-40154), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.