CVSS 3.1
6.5 mediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:NCVE-2026-45345
Medium (6.5) in openwebui open webui. EPSS 0.2% chance of exploitation in the next 30 days. Fixed in open-webui 0.5.7.
Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.5.7, a user can modify another user's model even if its visibility is set to Private. By changing the access permissions during editing, unauthorized access can be gained. This vulnerability is fixed in 0.5.7.
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-31)
- CWE
- CWE-285
- Published
- Modified
- Record from
- the NVD, synced
Affected
- openwebui:open_webui
Packages (OSV)
| Advisory | Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|---|
| GHSA-gm54-m39w-grjp | PyPI | open-webui | <0.5.7 | 0.5.7 |
| PYSEC-2026-2727 | PyPI | open-webui | <0.5.7 | 0.5.7 |