{"action":"Upgrade open-webui to 0.9.0 or later.","affected":[{"fixed":"0.9.0","introduced":"0"}],"component":"open-webui","cve_ids":["CVE-2026-44559"],"ecosystem":"PyPI","epss":0.00304,"exploited":false,"fixed_versions":["0.9.0"],"ghsa_id":"GHSA-c7wp-3qh5-55pv","id":"tcs_01M5KFCFR5GD0CRW123YTP2KBF","modified_at":"2026-07-13T16:42:49.255236545Z","published_at":"2026-05-08T19:51:48Z","references":["https://osv.dev/vulnerability/GHSA-c7wp-3qh5-55pv","https://github.com/open-webui/open-webui/security/advisories/GHSA-c7wp-3qh5-55pv","https://nvd.nist.gov/vuln/detail/CVE-2026-44559","https://github.com/open-webui/open-webui"],"severity":{"label":"medium","score":4.3},"sources":[{"source":"osv","source_id":"GHSA-c7wp-3qh5-55pv","url":"https://osv.dev/vulnerability/GHSA-c7wp-3qh5-55pv"}],"summary":"Open WebUI Missing Access Check on Channel Members Endpoint for Standard Channels"}