CVE-2026-46478

Flowise · Flowise

A security vulnerability exists within the Flowise drag-and-drop interface used for building customized large language model flows.

Executive summary

A high-severity vulnerability in the Flowise LLM workflow platform poses a significant risk to the integrity and confidentiality of integrated data environments.

Vulnerability

The vulnerability involves an issue within the Flowise workflow interface. As with related entries, the flaw requires immediate attention to prevent unauthorized interaction with LLM orchestration components.

Business impact

With a CVSS score of 8.8, this vulnerability indicates a high potential for impact, potentially allowing attackers to compromise LLM flow integrity. This could lead to unauthorized data processing or the injection of malicious instructions into the language model pipelines.

Remediation

Immediate Action: Apply the latest security updates provided by the vendor immediately upon release to address the underlying vulnerability.

Proactive Monitoring: Monitor application logs for anomalous activity, particularly actions related to workflow creation or modification by non-authorized users.

Compensating Controls: Utilize Web Application Firewalls (WAF) to monitor and block potentially malicious payload structures targeting the Flowise interface.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Administrators should treat this vulnerability with high urgency. Ensure that the Flowise instance is not exposed to untrusted networks and apply all vendor-supplied patches promptly to secure the LLM infrastructure.