CVEs / CVE-2026-109285
CVE-2026-109285
Open WebUI from 0.6.0 before 0.11.4 contains an improper access control vulnerability in has_access_to_file that lets former knowledge base collaborators keep file access via stale cached knowledge base references. Attackers with read or write grants can download removed files through the file content endpoint or delete them, including from the owner's private knowledge bases.
Affected products · 1
| Product | Versions affected | Fixed in |
|---|---|---|
| Open WebUI | not stated by CPE | — |
Versions as NVD's CPE configuration states them; "—" means the record gives no fixed version, not that none exists. Check the vendor's advisory in the references.
In this registry
- Open WebUI — agent dossier
References · 2
- github.com/open-webui/open-webui/security/advisories/GHSA-9cxp-636w-4997
- www.vulncheck.com/advisories/open-webui-0.6.0-before-0.11.4-improper-access-control-via-st
The official record's references, as NVD lists them, minus any tagged Exploit. Nothing here is an exploit or a proof of concept.
Description, scores, versions and references are the official CVE record's own, retrieved 2026-10-25 from NVD. Category, attack surface and cross-links are this registry's classification and can be wrong — use the button above. Not a severity assessment for your deployment.