MervinPraison PraisonAI up to 4.6.61 Agent Invoke Endpoint invoke verify_token PRAISONAI_CALL_AUTH improper authentication

Summaryinfo

A vulnerability, which was classified as critical, was found in MervinPraison PraisonAI up to 4.6.61. Affected by this issue is the function verify_token of the file /api/v1/agents/{id}/invoke of the component Agent Invoke Endpoint. Such manipulation of the argument PRAISONAI_CALL_AUTH leads to improper authentication. This vulnerability is referenced as CVE-2026-57132. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in MervinPraison PraisonAI up to 4.6.61. Affected by this issue is the function verify_token of the file /api/v1/agents/{id}/invoke of the component Agent Invoke Endpoint. The manipulation of the argument PRAISONAI_CALL_AUTH with an unknown input leads to a improper authentication vulnerability. Using CWE to declare the problem leads to CWE-287. When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. Impacted is confidentiality, integrity, and availability. CVE summarizes:

PraisonAI is a multi-agent teams system. Prior to 4.6.62, setting PRAISONAI_CALL_AUTH to disabled makes verify_token accept requests to /api/v1/agents/{id}/invoke without CALL_SERVER_TOKEN authentication. Deployments that use the application's advertised opt-out can expose registered agents and their connected tools or private context to unauthenticated invocation. The vulnerability is fixed in 4.6.62.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-57132 since 06/24/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available.

Upgrading to version 4.6.62 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• MervinPraison

Name

• PraisonAI

Version

• 4.6.0
• 4.6.1
• 4.6.2
• 4.6.3
• 4.6.4
• 4.6.5
• 4.6.6
• 4.6.7
• 4.6.8
• 4.6.9
• 4.6.10
• 4.6.11
• 4.6.12
• 4.6.13
• 4.6.14
• 4.6.15
• 4.6.16
• 4.6.17
• 4.6.18
• 4.6.19
• 4.6.20
• 4.6.21
• 4.6.22
• 4.6.23
• 4.6.24
• 4.6.25
• 4.6.26
• 4.6.27
• 4.6.28
• 4.6.29
• 4.6.30
• 4.6.31
• 4.6.32
• 4.6.33
• 4.6.34
• 4.6.35
• 4.6.36
• 4.6.37
• 4.6.38
• 4.6.39
• 4.6.40
• 4.6.41
• 4.6.42
• 4.6.43
• 4.6.44
• 4.6.45
• 4.6.46
• 4.6.47
• 4.6.48
• 4.6.49
• 4.6.50
• 4.6.51
• 4.6.52
• 4.6.53
• 4.6.54
• 4.6.55
• 4.6.56
• 4.6.57
• 4.6.58
• 4.6.59
• 4.6.60
• 4.6.61

Website

• Product: https://github.com/MervinPraison/PraisonAI/

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