{"id":"PYSEC-2026-1444","summary":"H2O Vulnerable to Denial of Service (DoS) and File Write","details":"In h2oai/h2o-3 version 3.46.0.1, the `run_tool` command exposes classes in the `water.tools` package through the `ast` parser. This includes the `XGBoostLibExtractTool` class, which can be exploited to shut down the server and write large files to arbitrary directories, leading to a denial of service.","aliases":["CVE-2024-10572","GHSA-wjpv-64v2-2qpq"],"modified":"2026-07-07T17:46:12.509096578Z","published":"2026-07-07T14:34:51.538324Z","references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-10572"},{"type":"PACKAGE","url":"https://github.com/h2oai/h2o-3"},{"type":"WEB","url":"https://github.com/h2oai/h2o-3/blob/5e45e780f597961bda73adff765976db975f204b/h2o-extensions/xgboost/src/main/java/water/tools/XGBoostLibExtractTool.java#L12"},{"type":"WEB","url":"https://huntr.com/bounties/db8939a0-9be8-4d0f-a8b0-1bd181666da2"},{"type":"PACKAGE","url":"https://pypi.org/project/h2o"},{"type":"ADVISORY","url":"https://github.com/advisories/GHSA-wjpv-64v2-2qpq"}],"affected":[{"package":{"name":"h2o","ecosystem":"PyPI","purl":"pkg:pypi/h2o"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"3.34.0.1"},{"last_affected":"3.46.0.1"}]}],"versions":["3.34.0.3","3.34.0.7","3.34.0.8","3.36.0.2","3.36.0.3","3.36.0.4","3.36.1.1","3.36.1.2","3.36.1.3","3.36.1.4","3.36.1.5","3.38.0.1","3.38.0.2","3.38.0.3","3.38.0.4","3.40.0.1","3.40.0.2","3.40.0.3","3.40.0.4","3.42.0.1","3.42.0.2","3.42.0.3","3.42.0.4","3.44.0.1","3.44.0.2","3.44.0.3","3.46.0.1"],"database_specific":{"source":"https://github.com/pypa/advisory-database/blob/main/vulns/h2o/PYSEC-2026-1444.yaml"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}