{"action":"Upgrade multiparty to 4.3.0 or later.","affected":[{"fixed":"4.3.0","introduced":"0"}],"component":"multiparty","cve_ids":["CVE-2026-8161"],"ecosystem":"npm","epss":0.00473,"exploited":false,"fixed_versions":["4.3.0"],"ghsa_id":"GHSA-qxch-whhj-8956","id":"tcs_01M5KG7G5M1HCK1ZZK44XXZZ10","modified_at":"2026-05-18T17:56:25.505915Z","published_at":"2026-05-18T17:35:01Z","references":["https://osv.dev/vulnerability/GHSA-qxch-whhj-8956","https://github.com/pillarjs/multiparty/security/advisories/GHSA-qxch-whhj-8956","https://nvd.nist.gov/vuln/detail/CVE-2026-8161","https://cna.openjsf.org/security-advisories.html","https://github.com/pillarjs/multiparty","https://github.com/pillarjs/multiparty/releases/tag/v4.3.0"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-qxch-whhj-8956","url":"https://osv.dev/vulnerability/GHSA-qxch-whhj-8956"}],"summary":"multiparty: Denial of Service via Prototype Pollution leads to Uncaught Exception"}