{"action":"Upgrade open-webui to 0.9.0 or later.","affected":[{"fixed":"0.9.0","introduced":"0"}],"component":"open-webui","cve_ids":["CVE-2026-44552"],"ecosystem":"PyPI","epss":0.00305,"exploited":false,"fixed_versions":["0.9.0"],"ghsa_id":"GHSA-3x8w-4f7p-xxc2","id":"tcs_01M5KH1086E6Z7N3865J90D35E","modified_at":"2026-07-13T16:31:52.194325468Z","published_at":"2026-07-13T15:15:41.837407Z","references":["https://osv.dev/vulnerability/PYSEC-2026-2696","https://github.com/open-webui/open-webui/security/advisories/GHSA-3x8w-4f7p-xxc2","https://nvd.nist.gov/vuln/detail/CVE-2026-44552","https://github.com/open-webui/open-webui","https://pypi.org/project/open-webui","https://github.com/advisories/GHSA-3x8w-4f7p-xxc2"],"severity":{"label":"high","score":8.7},"sources":[{"source":"osv","source_id":"PYSEC-2026-2696","url":"https://osv.dev/vulnerability/PYSEC-2026-2696"}],"summary":"Open WebUI: Redis Cache Keys tool_servers and terminal_servers Missing Instance Prefix Enable Cross-Instance Cache Poisoning"}