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Message-ID: <4c8d159b-dd03-5cbd-377d-004500ad4fc9@apache.org>
Date: Fri, 10 Jul 2026 06:34:47 +0000
From: Haonan Hou <haonan@...che.org>
To: oss-security@...ts.openwall.com
Subject: CVE-2026-40452: Apache IoTDB: Authorization bypass in
/rest/v2/fastLastQuery exposes last-value data to unauthorized
authenticated users
Severity: moderate
Affected versions:
- Apache IoTDB 1.3.5 before 1.3.8
- Apache IoTDB 2.0.5 before 2.0.10
Description:
Incorrect Authorization, Improper Access Control vulnerability in Apache IoTDB.
Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users.
This issue affects Apache IoTDB: from 1.3.5 before 1.3.8, from 2.0.5 before 2.0.10.
Users are recommended to upgrade to version 2.0.10, which fixes the issue.
Credit:
bugbunny.ai (finder)
References:
https://iotdb.apache.org
https://www.cve.org/CVERecord?id=CVE-2026-40452
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