CVE-2026-45349

high
Published 2026-05-15 · Modified 2026-05-15
CVSS v3
7.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N
CVSS v2
VIR risk
7.1

Description

Open WebUI has Broken Access Control for Completions API

Predictions

Exploit likelihood
80%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: security-advisories@github.com — https://github.com/open-webui/open-webui/security/advisories/GHSA-gfm2-xm6c-37qc

Package impact

EcosystemPackageVulnerableFixed
python PyPIopen-webui<0.9.00.9.0
PIPopen-webui<= 0.8.120.9.0

Application impact

VendorProductVersionsFixed
openwebuiopen_webui{"endExcluding":"0.9.0"}0.9.0

References

CWEs

CWE-639

Verify integrity in audit chain (admin only). AS-IS.