{"id":"GHSA-6jmm-mp6w-4rrg","summary":"OutOfMemory Exception by specifically crafted processing instruction in NekoHtml Parser","details":"### Impact\nNekoHtml Parser suffers from a denial of service vulnerability on versions 2.60.0 and below. A specifically crafted input regarding the parsing of processing instructions leads to heap memory consumption. Please update to version 2.61.0.\n\n### For more information\nIf you have any questions or comments about this advisory:\n* Open an issue in [https://github.com/HtmlUnit/htmlunit-neko](https://github.com/HtmlUnit/htmlunit-neko)\n* Email us at [rbri at rbri.de]\n","aliases":["CVE-2022-29546"],"modified":"2026-07-08T06:29:09.619349827Z","published":"2022-04-26T21:14:57Z","database_specific":{"github_reviewed_at":"2022-04-26T21:14:57Z","nvd_published_at":"2022-04-25T03:15:00Z","cwe_ids":["CWE-400"],"severity":"HIGH","github_reviewed":true},"references":[{"type":"WEB","url":"https://github.com/HtmlUnit/htmlunit-neko/security/advisories/GHSA-6jmm-mp6w-4rrg"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2022-29546"},{"type":"WEB","url":"https://github.com/HtmlUnit/htmlunit-neko/commit/9d2aecd69223469e40c12ca3edddda09009110cc"},{"type":"PACKAGE","url":"https://github.com/HtmlUnit/htmlunit-neko"}],"affected":[{"package":{"name":"net.sourceforge.htmlunit:neko-htmlunit","ecosystem":"Maven","purl":"pkg:maven/net.sourceforge.htmlunit/neko-htmlunit"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.61.0"}]}],"versions":["2.21","2.23","2.24","2.25","2.27","2.28","2.30","2.31","2.32","2.33","2.34.0","2.35.0","2.36.0","2.37.0","2.38.0","2.39.0","2.40.0","2.41.0","2.42.0","2.43.0","2.44.0","2.45.0","2.46.0","2.47.0","2.47.1","2.48.0","2.49.0","2.50.0","2.51.0","2.52.0","2.53.0","2.54.0","2.55.0","2.56.0","2.57.0","2.58.0","2.59.0","2.60.0"],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/04/GHSA-6jmm-mp6w-4rrg/GHSA-6jmm-mp6w-4rrg.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}