{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"php-symfony-polyfill","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NSEKYWS88A0ZB9NEQMY9GD","modified_at":"2026-10-01T03:03:15.812214086Z","published_at":"2026-07-14T21:16:55.850Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-46644","https://security-tracker.debian.org/tracker/CVE-2026-46644"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-46644","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-46644"}],"summary":"Symfony Polyfill backports PHP features and provides compatibility layers for extensions and functions. From 1.17.1 until 1.38.1, symfony/polyfill-intl-idn accepts xn-- labels whose Punycode payload i"}