{"cve":"CVE-2026-45301","nvd":{"published":"2026-05-15T22:16:53.837","modified":"2026-06-17T10:51:53.523","status":"Modified","description":"Open WebUI is a self-hosted artificial intelligence platform designed to operate entirely offline. Prior to 0.3.16, a missing permission check in all files related API endpoints allows any authenticated user to list, access and delete every file uploaded by every user to the platform. This vulnerability is fixed in 0.3.16.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N","score":8.1},"cwes":["CWE-284"],"references":["https://github.com/open-webui/open-webui/security/advisories/GHSA-r8wh-8m7r-fh33","https://github.com/open-webui/open-webui/security/advisories/GHSA-r8wh-8m7r-fh33"],"products":["openwebui:open_webui"],"source":"nvd","synced_at":"2026-10-19T22:35:16.954578616+00:00"},"epss":{"cve":"CVE-2026-45301","score":0.00273,"percentile":0.19726,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-r8wh-8m7r-fh33","url":"https://osv.dev/vulnerability/GHSA-r8wh-8m7r-fh33","summary":"Open WebUI: Missing permission check in files API allows authenticated users to list, access and delete every uploaded file","modified":"2026-07-13T16:43:28.150430360Z","packages":[{"ecosystem":"PyPI","name":"open-webui","purl":"pkg:pypi/open-webui","ranges":["<0.3.16"],"fixed":["0.3.16"]}]},{"id":"PYSEC-2026-2753","url":"https://osv.dev/vulnerability/PYSEC-2026-2753","summary":"Open WebUI: Missing permission check in files API allows authenticated users to list, access and delete every uploaded file","modified":"2026-07-13T16:32:21.601836469Z","packages":[{"ecosystem":"PyPI","name":"open-webui","purl":"pkg:pypi/open-webui","ranges":["<0.3.16"],"fixed":["0.3.16"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}