{"action":"Upgrade node-path-to-regexp to 8.4.0-1 or later.","affected":[{"fixed":"8.4.0-1","introduced":"0"}],"component":"node-path-to-regexp","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["8.4.0-1"],"id":"tcs_01M5NSNEX36A6RQ1AR5Q729SW9","modified_at":"2026-10-01T03:03:16.529334989Z","published_at":"2026-03-26T19:17:08.387Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-4926","https://security-tracker.debian.org/tracker/CVE-2026-4926"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-4926#Debian:14/node-path-to-regexp","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-4926"}],"summary":"Impact: A bad regular expression is generated any time you have multiple sequential optional groups (curly brace syntax), such as `{a}{b}{c}:z`. The generated regex grows exponentially with the number"}