CVE-2026-54010

Open WebUI · Open WebUI

A security flaw in the Open WebUI platform could allow an attacker to exploit input handling mechanisms, potentially leading to unauthorized operations.

Executive summary

Open WebUI, a self-hosted AI platform, contains a high-severity vulnerability that could allow attackers to perform unauthorized actions within the system.

Vulnerability

The vulnerability stems from improper input validation within the platform, which may allow an authenticated user to manipulate system functions or bypass security controls.

Business impact

The CVSS score of 8.3 reflects a high-severity risk that could lead to the compromise of the AI platform's data or unauthorized manipulation of its operational workflows. Organizations relying on Open WebUI for sensitive data processing face potential data integrity issues and unauthorized access to proprietary AI models if this flaw is exploited.

Remediation

Immediate Action: Update the Open WebUI instance to the latest available version provided by the vendor to resolve the identified security weakness.

Proactive Monitoring: Audit application logs for unusual API calls or attempts to access restricted configuration settings.

Compensating Controls: Restrict access to the Open WebUI interface to trusted internal networks and utilize WAF rules to filter suspicious input patterns.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Security teams should immediately assess their exposure to this vulnerability by checking their Open WebUI version. Promptly applying the vendor-supplied patch is essential to maintaining the security and confidentiality of the AI environment and preventing potential unauthorized access.