{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"node-undici","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NVYYBHYVB5ZBGSY4NPR162","modified_at":"2026-10-01T03:03:43.955030684Z","published_at":"2026-09-04T17:17:02.227Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-84961","https://security-tracker.debian.org/tracker/CVE-2026-84961"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-84961","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-84961"}],"summary":"undici's BalancedPool constructor passes its entire options object through an internal deep-clone that serializes and reparses the value as JSON. Because JSON cannot represent functions, any function-"}