{"id":"CVE-2025-26866","aliases":["GHSA-q37j-3367-fwv7"],"url":"https://o3.security/vulnerability/CVE-2025-26866","summary":"Apache HugeGraph-Server: RAFT and deserialization vulnerability","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.","published":"2025-12-12T09:23:07.681Z","modified":"2026-08-27T03:57:03.924510980Z","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.apache.hugegraph:hg-pd-core","fixedVersion":"1.7.0"}],"fix":{"url":"https://github.com/apache/incubator-hugegraph/pull/2735","label":"apache/incubator-hugegraph#2735"},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2025/12/09/1"},{"type":"WEB","url":"https://repo.maven.apache.org/maven2"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/26xxx/CVE-2025-26866.json"},{"type":"ADVISORY","url":"https://lists.apache.org/thread/ko8jkwbjbb99m45pg4sgo5xsm8gx9nsq"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-26866"},{"type":"FIX","url":"https://github.com/apache/incubator-hugegraph/pull/2735"},{"type":"PACKAGE","url":"https://github.com/apache/incubator-hugegraph"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-27T03:57:03.924510980Z"}}