Security Flaw in PraisonAI's Multi-Agent Teams System Affecting Network Authentication
CVE-2026-57139

9.8CRITICAL

Key Information:

Vendor

Mervinpraison

Status
Praisonai
Vendor
CVE Published:
15 September 2026

What is CVE-2026-57139?

The vulnerability in PraisonAI's multi-agent teams system allows unauthenticated and unauthorized HTTP POST requests to be processed without any host restrictions, leading to the execution of registered handlers with elevated server-side privileges. This could result in the unauthorized execution of commands or disclosure of sensitive data accessible by the server. The issue affects versions 1.5.0 through 1.7.2, and a remediation has been provided in version 1.7.2.

Affected Version(s)

PraisonAI >= 1.5.0, < 1.7.2

References

https://github.com/MervinPraison/PraisonAI/security/advis...
x_refsource_CONFIRM
https://github.com/MervinPraison/PraisonAI/commit/709a038...
x_refsource_MISC
https://github.com/MervinPraison/PraisonAI/releases/tag/v...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.