{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0"}],"component":"mistune","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":[],"id":"tcs_01M5NT6EPX4R6A9C0P2R077Q6A","modified_at":"2026-10-26T12:02:38.389972871Z","published_at":"2026-07-08T17:17:28.600Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-59928","https://security-tracker.debian.org/tracker/CVE-2026-59928"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-59928","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-59928"}],"summary":"Mistune is a Python Markdown parser with renderers and plugins. Prior to 3.3.0, a Markdown document containing many repeated or distinct reference-link definitions causes quadratic work in src/mistune"}