CVE-2026-69251 FlowiseAI CVE debrief

Who should care

Flowise users and administrators should assess their exposure and prioritize updating to version 3.1.3 or later. This vulnerability requires attention from developers, DevOps teams, and security personnel responsible for maintaining and securing Flowise instances.

Why it matters

CVE-2026-69251 is a critical vulnerability in Flowise that allows for arbitrary code execution on the server. Flowise users and administrators should assess their exposure and prioritize updating to version 3.1.3 or later. The vulnerability requires attention from developers, DevOps teams, and security personnel responsible for maintaining and securing Flowise instances.

• Potential for arbitrary code execution on the server
• Risk of unauthorized access and data breaches
• Need for immediate patching or mitigation to prevent exploitation
• Potential disruption to services and applications relying on Flowise

Technical summary

The vulnerability exists in Flowise's record manager and agent memory nodes, specifically in the MySQLRecordManager, PostgresRecordManager, SQLiteRecordManager, MySQLAgentMemory, and AgentMemory components. These components allow users to set arbitrary TypeORM DataSource options through the additionalConfig input. This can lead to loading local JavaScript files and ultimately, arbitrary code execution on the server. The issue is fixed in version 3.1.3.

Defensive priority

High

Recommended defensive actions

• Review and update Flowise to version 3.1.3 or later
• Restrict access to the record manager and agent memory nodes
• Monitor for suspicious activity and JavaScript payload uploads
• Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
• Review the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance
• Plan vendor-supported updates or mitigations through normal change control where exposure is confirmed
• Check relevant monitoring, detection, and logs for exposed assets that need extra review

Evidence notes

The CVE record and NVD detail page indicate a critical vulnerability in Flowise, a drag & drop user interface for building customized large language model flows. The vulnerability exists in the record manager and agent memory nodes, allowing users to set arbitrary TypeORM DataSource options, which can load local JavaScript files and lead to arbitrary code execution on the server.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.