What is GHSA-v4p4-86j5-2f8q?

GHSA-v4p4-86j5-2f8q is a security advisory published by GitHub Security Advisories with Critical severity. Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability...

Which CVE IDs does GHSA-v4p4-86j5-2f8q cover?

GHSA-v4p4-86j5-2f8q covers the following CVE IDs: CVE-2026-40008. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v4p4-86j5-2f8q?

GHSA-v4p4-86j5-2f8q has a CVSS v3 base score of 9.8, published by GitHub Security Advisories.

GHSA-v4p4-86j5-2f8qCriticalCVSS 9.8

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability...

Vendor

GitHub Security Advisories

Published

July 10, 2026

Last Modified

July 10, 2026

🔗 CVE IDs covered (1)

CVE-2026-40008 →

📋 Description

Use of Externally-Controlled Input to Select Classes or Code ('Unsafe Reflection') vulnerability in Apache IoTDB. The pipe processor reads a fully qualified Java class name and instantiates it using Class.forName().newInstance() without any validation or allowlisting.

This issue affects Apache IoTDB: from 1.0.0 before 2.0.10.

Users are recommended to upgrade to version 2.0.10, which fixes the issue.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-40008
https://lists.apache.org/thread/fm8cpvzbox2qqy99ztglm8wkk1nrg9ng
https://github.com/advisories/GHSA-v4p4-86j5-2f8q