{"action":"Upgrade node-undici to 8.5.0+dfsg+~cs3.2.0-1 or later.","affected":[{"fixed":"8.5.0+dfsg+~cs3.2.0-1","introduced":"0"}],"component":"node-undici","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["8.5.0+dfsg+~cs3.2.0-1"],"id":"tcs_01M5NX27MGJKX6Q6FP6B9WN3PW","modified_at":"2026-10-01T03:03:46.235799147Z","published_at":"2026-06-17T18:18:06.307Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-9679","https://security-tracker.debian.org/tracker/CVE-2026-9679"],"severity":{"label":"medium","score":5.9},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-9679#Debian:14/node-undici","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-9679"}],"summary":"Impact: undici's cookie parser in parseSetCookie percent-decodes cookie values via qsUnescape, turning encoded sequences like %0D%0A, %00, %3B, and %3D into their literal byte equivalents. RFC 6265 §5"}