{"id":"CVE-2025-26866","details":"A remote code execution vulnerability exists where a malicious Raft node can exploit insecure Hessian deserialization within the PD store. The fix enforces IP-based authentication to restrict cluster membership and implements a strict class whitelist to harden the Hessian serialization process against object injection attacks.\n\n\n\n\nUsers are recommended to upgrade to version 1.7.0, which fixes the issue.","aliases":["GHSA-q37j-3367-fwv7"],"modified":"2026-04-10T05:23:42.663422Z","published":"2025-12-12T10:15:49.053Z","references":[{"type":"FIX","url":"https://github.com/apache/incubator-hugegraph/pull/2735"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2025/12/09/1"},{"type":"ARTICLE","url":"https://lists.apache.org/thread/ko8jkwbjbb99m45pg4sgo5xsm8gx9nsq"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/apache/incubator-hugegraph","events":[{"introduced":"c8e0f0c3e12a47694501703e2cabfc9bd97d671c"},{"fixed":"b12425c2032bf0d21a97b8221f42a18055c2982f"}],"database_specific":{"versions":[{"introduced":"1.0.0"},{"fixed":"1.7.0"}]}}],"versions":["1.0.0","1.2.0","1.3.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-26866.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}