{"cve":"CVE-2026-59217","nvd":{"published":"2026-07-09T17:17:02.613","modified":"2026-07-14T02:16:57.147","status":"Modified","description":"Open WebUI is an extensible, feature-rich, and user-friendly self-hosted AI platform. Prior to 0.10.0, the file upload path accepted metadata.knowledge_id and auto-linked uploaded files to a target knowledge base without applying the write-access check used by /api/v1/knowledge//file/add, allowing read-only knowledge-base users to add arbitrary files. This issue is fixed in version 0.10.0.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","score":4.3},"cwes":["CWE-862","CWE-863"],"references":["https://github.com/open-webui/open-webui/commit/b7626f05fb92b24ab923ad81a037071ebd5623d1","https://github.com/open-webui/open-webui/pull/26001","https://github.com/open-webui/open-webui/releases/tag/v0.10.0","https://github.com/open-webui/open-webui/security/advisories/GHSA-7r7x-gjvr-448g","https://github.com/open-webui/open-webui/security/advisories/GHSA-7r7x-gjvr-448g"],"products":["openwebui:open_webui"],"source":"nvd","synced_at":"2026-10-19T22:44:02.134301115+00:00"},"epss":{"cve":"CVE-2026-59217","score":0.00372,"percentile":0.3113,"date":"2026-11-01"},"kev":null,"osv":[{"id":"GHSA-7r7x-gjvr-448g","url":"https://osv.dev/vulnerability/GHSA-7r7x-gjvr-448g","summary":"Open WebUI: Upload `metadata.knowledge_id` bypasses the knowledge-base write-access check (read-only users can add files to KB)","modified":"2026-08-04T14:40:58.493713385Z","packages":[{"ecosystem":"PyPI","name":"open-webui","purl":"pkg:pypi/open-webui","ranges":["<0.10.0"],"fixed":["0.10.0"]}]},{"id":"PYSEC-2026-3593","url":"https://osv.dev/vulnerability/PYSEC-2026-3593","summary":"Open WebUI: Upload `metadata.knowledge_id` bypasses the knowledge-base write-access check (read-only users can add files to KB)","modified":"2026-08-04T14:30:29.521746534Z","packages":[{"ecosystem":"PyPI","name":"open-webui","purl":"pkg:pypi/open-webui","ranges":["<0.10.0"],"fixed":["0.10.0"]}]}],"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."]}