{"action":"Upgrade open-webui to 0.9.0 or later.","affected":[{"fixed":"0.9.0","introduced":"0"}],"component":"open-webui","cve_ids":["CVE-2026-44558"],"ecosystem":"PyPI","epss":0.0019,"exploited":false,"fixed_versions":["0.9.0"],"ghsa_id":"GHSA-7rjh-px4v-5w55","id":"tcs_01M5KH13B4PX22B2TF7ZMR349K","modified_at":"2026-07-13T16:32:18.740039547Z","published_at":"2026-07-13T15:15:42.033605Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2711","https://github.com/open-webui/open-webui/security/advisories/GHSA-7rjh-px4v-5w55","https://nvd.nist.gov/vuln/detail/CVE-2026-44558","https://github.com/open-webui/open-webui","https://pypi.org/project/open-webui","https://github.com/advisories/GHSA-7rjh-px4v-5w55"],"severity":{"label":"medium","score":5.4},"sources":[{"source":"osv","source_id":"PYSEC-2026-2711","url":"https://osv.dev/vulnerability/PYSEC-2026-2711"}],"summary":"Open WebUI's Channel Access Grants Bypass filter_allowed_access_grants"}