{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"mistune","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":[],"id":"tcs_01M5NSP062F5XMBTGX7XW09SE0","modified_at":"2026-10-01T03:03:16.274694237Z","published_at":"2026-06-24T18:17:18.937Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-49851","https://security-tracker.debian.org/tracker/CVE-2026-49851"],"severity":{"label":"unknown"},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-49851#Debian:14/mistune","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-49851"}],"summary":"Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, Mistune is vulnerable to a CPU exhaustion DoS due to superlinear (approximately O(n²)) behavior in parse_link_text. When"}