{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"php-league-commonmark","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":[],"id":"tcs_01M5NW1A636JR2BC93YDMFZRPN","modified_at":"2026-10-09T09:47:25.267003553Z","published_at":"2026-09-07T13:20:42.733Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-86433","https://security-tracker.debian.org/tracker/CVE-2026-86433"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-86433","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-86433"}],"summary":"commonmark versions from 1.5.0 before 2.8.4 contain a denial of service vulnerability in the Attributes extension where AttributesListener::findTargetAndDirection() performs quadratic-time sibling lis"}