{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"curl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":[],"id":"tcs_01M5NW15E824M9BPP0ZBYBX4XP","modified_at":"2026-10-31T10:02:05.913586187Z","published_at":"2026-10-20T20:17:25.787Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-86413","https://security-tracker.debian.org/tracker/CVE-2026-86413"],"severity":{"label":"critical","score":9.1},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-86413","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-86413"}],"summary":"When using an *ambient user* in a first transfer doing Negotiate authentication and asked to follow redirects, curl could pass on its credential details to an unrelated second origin when asked to red"}