VIR Vulnerability Intelligence Relay

CVE-2026-45351

medium
Published 2026-05-15 · Modified 2026-05-19
CVSS v3
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS v2
—
VIR risk
6.5

Description

Open WebUI Exposes System Prompt to Regular User [Non-Admin]

Predictions

Exploit likelihood
75%
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-jh9g-8jqw-m2qx

Package impact
EcosystemPackageVulnerableFixed
python PyPIopen-webui<0.8.90.8.9
PIPopen-webui<= 0.8.80.8.9

Application impact
VendorProductVersionsFixed
openwebuiopen_webui{"endExcluding":"0.8.9"}0.8.9

References

CWEs

CWE-200

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