{"action":"Upgrade markdown-it to 14.3.2 or later.","affected":[{"fixed":"15.0.2","introduced":"15.0.0"},{"fixed":"14.3.2","introduced":"0"}],"component":"markdown-it","cve_ids":["CVE-2026-111759"],"ecosystem":"npm","exploited":false,"fixed_versions":["15.0.2","14.3.2"],"ghsa_id":"GHSA-r7fv-28h4-cvq7","id":"tcs_01M5JK7YPY6K2PPSCTZHS162PW","modified_at":"2026-10-20T14:45:03.780912898Z","published_at":"2026-10-20T14:34:50Z","references":["https://osv.dev/vulnerability/GHSA-r7fv-28h4-cvq7","https://github.com/markdown-it/markdown-it/security/advisories/GHSA-r7fv-28h4-cvq7","https://nvd.nist.gov/vuln/detail/CVE-2026-111759","https://github.com/markdown-it/markdown-it/commit/1b379c1b6d0522421bd1a51b77337c79af2c8670","https://github.com/markdown-it/markdown-it/commit/cf27366035edf9196667110c47d9d67b030a4152","https://github.com/markdown-it/markdown-it/commit/daf5a3c32303e5d9de01b12eeb725fb5990b8162","https://github.com/markdown-it/markdown-it","https://github.com/markdown-it/markdown-it/releases/tag/14.3.2","https://github.com/markdown-it/markdown-it/releases/tag/15.0.2"],"severity":{"label":"high","score":7.5},"sources":[{"source":"osv","source_id":"GHSA-r7fv-28h4-cvq7","url":"https://osv.dev/vulnerability/GHSA-r7fv-28h4-cvq7"}],"summary":"markdown-it: Quadratic complexity in smartquotes with unmatched closing quotes"}