{"action":"Upgrade curl to 8.21.0~rc2-1 or later.","affected":[{"fixed":"8.21.0~rc2-1","introduced":"0"}],"component":"curl","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["8.21.0~rc2-1"],"id":"tcs_01M5NWJV9S93K3AQTVBDXFC373","modified_at":"2026-10-01T03:03:13.532395184Z","published_at":"2026-07-03T07:16:25.620Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-9079","https://security-tracker.debian.org/tracker/CVE-2026-9079"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-9079#Debian:14/curl","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-9079"}],"summary":"libcurl had a flaw that when instructed to clear proxy authentication credentials which made it not do so, leaving the old credentials around to get used for subsequent transfers that should not know"}