CVE-2026-44570

Open WebUI · Open WebUI

A security vulnerability has been identified in the Open WebUI platform, an AI interface designed for self-hosted, offline environments.

Executive summary

The Open WebUI platform is subject to a high-severity vulnerability that requires immediate administrative oversight to mitigate potential security risks.

Vulnerability

The flaw involves a critical security gap in the Open WebUI software, which may allow attackers to exploit system functions if not properly secured.

Business impact

The CVSS score of 8.3 indicates that this vulnerability poses a significant risk to organizational infrastructure. If successfully exploited, it could lead to unauthorized system access, potentially compromising the integrity of all data processed by the self-hosted AI platform.

Remediation

Immediate Action: Prioritize the installation of security updates provided by the vendor as they become available to address this specific vulnerability.

Proactive Monitoring: Regularly audit access logs for signs of unauthorized authentication attempts or unexpected API behavior.

Compensating Controls: Use network-level access controls, such as firewalls or VPNs, to isolate the Open WebUI server from any public-facing or untrusted network segments.

Exploitation status

Public Exploit Available: false

Analyst recommendation

Given the high-severity rating, immediate remediation is strongly recommended. Security teams should implement the necessary patches as soon as possible and review existing access controls to ensure the platform is appropriately hardened against potential threats.