{"id":"CVE-2024-7765","summary":"Denial of Service in h2oai/h2o-3","details":"In h2oai/h2o-3 version 3.46.0.2, a vulnerability exists where uploading and repeatedly parsing a large GZIP file can cause a denial of service. The server becomes unresponsive due to memory exhaustion and a large number of concurrent slow-running jobs. This issue arises from the improper handling of highly compressed data, leading to significant data amplification.","aliases":["GHSA-6w62-3jvj-mfj6","PYSEC-2026-1439"],"modified":"2026-08-12T03:51:27.852608994Z","published":"2025-03-20T10:08:46.654Z","database_specific":{"cna_assigner":"@huntr_ai","cwe_ids":["CWE-409"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/7xxx/CVE-2024-7765.json"},"references":[{"type":"WEB","url":"https://huntr.com/bounties/0e58b1a5-bdca-4e60-af92-09de9c76a9ff"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/7xxx/CVE-2024-7765.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-7765"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/h2oai/h2o-3","events":[{"introduced":"a72a974cfbfeb3560a1a2dfb4c9b30993374fee0"},{"last_affected":"a72a974cfbfeb3560a1a2dfb4c9b30993374fee0"}],"database_specific":{"extracted_events":[{"introduced":"3.46.0.2"},{"last_affected":"3.46.0.2"}],"source":"CPE_STRING","cpe":"cpe:2.3:a:h2o:h2o:3.46.0.2:*:*:*:*:*:*:*"}}],"versions":["3.46.0.2","jenkins-rel-3.46.0-2","jenkins-3.46.0.2"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-7765.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}