CVE-2026-40009

Medium

Description

Improper Privilege Management, Improper Access Control vulnerability in Apache IoTDB. Authenticated users can escalate to full tree-path access by renaming themselves to __internal_auditor. This issue affects Apache IoTDB: from 2.0.8 before 2.0.10. Users are recommended to upgrade to version 2.0.10, which fixes the issue.

SeverityMedium

CVSS6.5

Exploit probability—

ProductApache IoTDB

PublishedJul 10, 2026

First seenJul 10, 2026

Weakness typeCWE-269Improper privilege management CWE-284Improper access control

How to fix

Update

Apache Software Foundation Apache IoTDB2.0.10 or later

Vendor advisories

lists.apache.org/thread/65hh7dh28rcxlzdzwdpt630321tr8b61

Affected products

Product	Affected versions	Fixed in
Apache Software Foundation Apache IoTDB	2.0.8 ≤ v < 2.0.10	2.0.10

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