Open WebUI 0.6.0 before 0.11.4 Improper Access Control via Stale File Metadata
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.
CVE-2026-109285
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-109285
open-webui
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "open-webui",
"product": "open-webui",
"versions": [
{
"status": "affected",
"version": "0.6.0",
"lessThan": "0.11.4",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "0.11.4",
"versionType": "semver"
}
],
"packageURL": "pkg:pypi/open-webui",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-109285
Source reference:
/cveMetadata/cveId
Publisher severity
medium
Source reference: /containers/cna/metrics
- Event
- #53306 · Revision 1
- Added to Heist Feed
- Publisher date