GROWI OpenAI thread/message API endpoints do not perform authorization.
Date: 2026-03
Attack vector: auth-bypass
Category: vulnerability-disclosure
Severity: High
CVE: CVE-2026-25083
CWE: CWE-862
CVSS: 8.3 (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L)

GROWI OpenAI thread/message API endpoints do not perform authorization. Affected are v7.4.5 and earlier versions. A logged-in user who knows a shared AI assistant's identifier may view and/or tamper the other user's threads/messages.


Mitigations:

Architectural layers (MAESTRO):