Missing Authentication for Critical Function Affecting praisonai package, versions [,4.6.58)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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- published27 Sept 2026
- disclosed25 Aug 2026
- creditUnknown
Introduced: 25 Aug 2026
CVE-2026-55539 (opens in a new tab)How to fix?
Upgrade PraisonAI to version 4.6.58 or higher.
Overview
PraisonAI is a PraisonAI is an AI Agents Framework with Self Reflection. PraisonAI application combines PraisonAI Agents, AutoGen, and CrewAI into a low-code solution for building and managing multi-agent LLM systems, focusing on simplicity, customisation, and efficient human-agent collaboration.
Affected versions of this package are vulnerable to Missing Authentication for Critical Function in the jobs process. An attacker can execute arbitrary jobs, access confidential job results, cancel running jobs, and delete completed jobs by sending unauthenticated requests to the exposed API endpoints. This is only exploitable if the server is configured to listen on a public interface or is otherwise made reachable from outside the host.