{"action":"Upgrade nokogiri to 1.19.4 or later.","affected":[{"fixed":"1.19.4","introduced":"0"}],"component":"nokogiri","cve_ids":["CVE-2026-57236"],"ecosystem":"RubyGems","epss":0.00426,"exploited":false,"fixed_versions":["1.19.4"],"ghsa_id":"GHSA-5v8h-3h3q-446p","id":"tcs_01M5KEH4AQTEKZX29ZXB6H5W6M","modified_at":"2026-09-10T03:50:48.442454970Z","published_at":"2026-06-19T16:35:58Z","references":["https://osv.dev/vulnerability/GHSA-5v8h-3h3q-446p","https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-5v8h-3h3q-446p","https://github.com/sparklemotion/nokogiri"],"severity":{"label":"high","score":8.2},"sources":[{"source":"osv","source_id":"GHSA-5v8h-3h3q-446p","url":"https://osv.dev/vulnerability/GHSA-5v8h-3h3q-446p"},{"source":"nvd","source_id":"CVE-2026-57236","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-57236"}],"summary":"Nokogiri: Possible Use-After-Free when `Nokogiri::XML::Document#encoding=` raises an exception"}