{"id":"CVE-2022-50999","aliases":[],"url":"https://o3.security/vulnerability/CVE-2022-50999","summary":"Nokogiri versions before 1.13.5 contain an integer overflow vulnerability in packaged libxml2 buffer handling functions that allows attackers to cause out-of-bounds memory writes. Attackers…","details":"Nokogiri versions before 1.13.5 contain an integer overflow vulnerability in packaged libxml2 buffer handling functions that allows attackers to cause out-of-bounds memory writes. Attackers can exploit this by crafting multi-gigabyte XML files to trigger buffer overflows resulting in information disclosure, data modification, or denial of service.","published":"2026-08-25T16:16:44.240","modified":"2026-08-25T16:16:44.240","cvss":{"score":8.6,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":{"url":"https://github.com/sparklemotion/nokogiri/commit/2554a24","label":"sparklemotion/nokogiri@2554a24"},"references":[{"type":"WEB","url":"https://github.com/sparklemotion/nokogiri/commit/2554a24"},{"type":"WEB","url":"https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-cgx6-hpwq-fhv5"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/nokogiri-before-integer-overflow-via-libxml2"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-25T16:16:44.240"}}