CVE-2025-26866

Summary

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.

Affected Software

Weaknesses

• CWE-502: CWE-502 Deserialization of Untrusted Data

ADP Enrichment

CVE Program Container

Additional References

• http://www.openwall.com/lists/oss-security/2025/12/09/1

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: total

References

• https://github.com/apache/incubator-hugegraph/pull/2735
• https://lists.apache.org/thread/ko8jkwbjbb99m45pg4sgo5xsm8gx9nsq

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