CVE-2026-0766

Open WebUI load_tool_module_by_id Command Injection Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Open WebUI. Authentication is required to exploit this vulnerability. The specific flaw exists within the load_tool_module_by_id function. The issue results from the lack of proper validation of a user-supplied string before using it to execute Python code. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-28257.

CVSS v3.0

8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

26.04% chance of exploitation in the next 30 days, 98th percentile

Published

2026-01-23

Updated

2026-02-26

Proof-of-concept exploits (1)

• bitt0n/CVE-2026-07660★ · 2026-03-28

References

• CVE Record
• NVD entry

Related

• CVE-2026-0752
• CVE-2026-0768
• CVE-2026-0745
• CVE-2026-0770
• CVE-2026-0743
• CVE-2026-0776