CVE-2025-26866

HIGH 8.8

Apache HugeGraph-Server: RAFT and deserialization vulnerability

CVSS Score

8.8

EPSS Score

0.0%

EPSS Percentile

0th

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. Users are recommended to upgrade to version 1.7.0, which fixes the issue.

CWE	CWE-502
Vendor	apache software foundation
Product	apache hugegraph-server
Published	Dec 12, 2025
Last Updated	Feb 26, 2026

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Affected Versions

Apache Software Foundation / Apache HugeGraph-Server

1.0.0 < 1.7.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/apache/incubator-hugegraph/pull/2735 lists.apache.org: https://lists.apache.org/thread/ko8jkwbjbb99m45pg4sgo5xsm8gx9nsq openwall.com: http://www.openwall.com/lists/oss-security/2025/12/09/1

Credits

🔍 shukuang 🔍 yulate 🔍 X1r0z haohao0103