CVE-2025-26866
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-12

Last updated on: 2025-12-29

Assigner: Apache Software Foundation

Description
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.
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Meta Information
Published
2025-12-12
Last Modified
2025-12-29
Generated
2026-06-16
AI Q&A
2025-12-12
EPSS Evaluated
2026-06-14
NVD
CVE-2025-26866
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
apache hugegraph From 1.0.0 (inc) to 1.7.0 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.
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Executive Summary

This vulnerability is a remote code execution issue where a malicious Raft node can exploit insecure Hessian deserialization within the PD store. This means that an attacker can send specially crafted data that, when deserialized, allows them to execute arbitrary code on the system. The vulnerability arises because the deserialization process does not properly restrict which classes can be instantiated, allowing object injection attacks.

Impact Analysis

If exploited, this vulnerability can allow an attacker to execute arbitrary code remotely within the PD store environment. This could lead to unauthorized control over the system, data compromise, service disruption, or further attacks within the cluster.

Mitigation Strategies

Upgrade to version 1.7.0 of the PD store, which includes fixes such as enforcing IP-based authentication to restrict cluster membership and implementing a strict class whitelist to harden the Hessian serialization process against object injection attacks.

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