{"action":"Upgrade flowise to 3.0.13 or later.","affected":[{"fixed":"3.0.13","introduced":"0"}],"component":"flowise","cve_ids":["CVE-2026-30821"],"ecosystem":"npm","epss":0.15236,"exploited":false,"fixed_versions":["3.0.13"],"ghsa_id":"GHSA-j8g8-j7fc-43v6","id":"tcs_01M5KFXCYY036JN7WT86BM41N3","modified_at":"2026-03-09T13:31:23.339258Z","published_at":"2026-03-06T18:49:20Z","references":["https://osv.dev/vulnerability/GHSA-j8g8-j7fc-43v6","https://github.com/FlowiseAI/Flowise/security/advisories/GHSA-j8g8-j7fc-43v6","https://nvd.nist.gov/vuln/detail/CVE-2026-30821","https://github.com/FlowiseAI/Flowise","https://github.com/FlowiseAI/Flowise/releases/tag/flowise%403.0.13"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"GHSA-j8g8-j7fc-43v6","url":"https://osv.dev/vulnerability/GHSA-j8g8-j7fc-43v6"},{"source":"nvd","source_id":"CVE-2026-30821","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-30821"}],"summary":"Flowise has Arbitrary File Upload via MIME Spoofing"}