Is open-webui affected by CVE-2026-45402?

PyPI open-webui is affected in <0.9.5.

Is CVE-2026-45402 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

high

CVE-2026-45402

Q: Is CVE-2026-45402 being exploited?

Not on the CISA KEV list. EPSS exploit probability is 0.3%.

PyPI · open-webui

Summary

Open WebUI: Cross-User File Access via Unchecked file_id in Folder Knowledge and Knowledge-Base Attach Endpoints

Severity: high
EPSS: 0.3% (p26)
Also known as: GHSA-r472-mw7m-967f
Published: 2026-05-14

References

https://github.com/open-webui/open-webui/security/advisories/GHSA-r472-mw7m-967f
https://nvd.nist.gov/vuln/detail/CVE-2026-45402
https://github.com/open-webui/open-webui

Related advisories

CVE-2026-44551 — critical · PyPI/open-webui
CVE-2026-54018 — high · PyPI/open-webui
CVE-2026-54017 — high · PyPI/open-webui
CVE-2026-54013 — high · PyPI/open-webui
CVE-2026-54012 — high · PyPI/open-webui
CVE-2026-54011 — high · PyPI/open-webui
CVE-2026-54010 — high · PyPI/open-webui
CVE-2026-54008 — high · PyPI/open-webui

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Sources: CISA KEV (public domain), OSV.dev & GitHub Advisory Database (CC-BY-4.0), FIRST EPSS, NVD/CWE (public domain). Served live from the Stateward advisory database.