CVE-2026-55539

8.6

MervinPraison · PraisonAI

A missing authentication vulnerability in PraisonAI allows unauthenticated remote attackers to access critical functions, potentially leading to unauthorized data disclosure and service disruption.

Executive summary

PraisonAI is vulnerable to an authentication bypass that permits unauthenticated remote attackers to compromise the confidentiality and availability of the multi-agent system.

Vulnerability

The software fails to implement required authentication for critical functions, allowing remote attackers to invoke restricted operations without providing valid credentials.

Business impact

The vulnerability carries a CVSS score of 8.6, highlighting the severe risk of unauthorized access. Exploitation could result in the leakage of sensitive data processed by the AI agents and significant disruption to the availability of the multi-agent orchestration platform.

Remediation

Immediate Action: Upgrade to PraisonAI version 4.6.58 to enforce authentication across all critical system functions.

Proactive Monitoring: Monitor network traffic for anomalous request patterns targeting the application endpoints that do not originate from known, authorized users.

Compensating Controls: Implement strict network access controls and ensure the application is not exposed to the public internet without an additional layer of authentication or proxy-based security.

Exploitation status

Public Exploit Available: No (exploit_available: false)

Analyst recommendation

Authentication is the primary defense for this system, and its absence constitutes a major security failure. Remediation through the vendor-provided update is required immediately to prevent unauthorized access to the PraisonAI infrastructure.

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