CVE-2026-56400 | BDVDB-2026-348695 Detail

Description#

open-webui before 0.3.14 contains a cross-origin resource sharing misconfiguration allowing arbitrary origins with allow_origins=* and authenticated requests to the /api/v1/functions endpoint. Attackers can execute arbitrary code on the openwebui instance by crafting malicious cross-site requests from attacker-controlled websites when an admin user visits them.

Impact#

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Exploit#

History#

1. Version 12026-07-15Record published in the CVE List.