Incorrect Authorization Affecting open-webui package, versions [,0.9.3)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-PYTHON-OPENWEBUI-16725014
- published17 May 2026
- disclosed14 May 2026
- creditqi-scape
Introduced: 14 May 2026
CVE-2026-45316 (opens in a new tab)How to fix?
Upgrade open-webui to version 0.9.3 or higher.
Overview
open-webui is an Open WebUI
Affected versions of this package are vulnerable to Incorrect Authorization via the pin_note_by_id process. An attacker can modify the is_pinned status of a shared note without proper authorization by sending a POST request to the relevant endpoint while only having read access. This is only exploitable if the attacker has been granted explicit read access to the note via sharing.