CVE-2026-40452

published 2026-07-10

CVE-2026-40452: Incorrect Authorization, Improper Access Control vulnerability in Apache IoTDB. Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to…

Priority P3 48 high 7.5 CVSS 3.1

AV N AC L PR N UI N S U C H I N A N

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.

Affected

2 ranges

Vendor	Product	Version range	Fixed in
apache_software_foundation	apache_iotdb	>= 1.3.5 < 1.3.8	1.3.8
apache_software_foundation	apache_iotdb	>= 2.0.5 < 2.0.10	2.0.10

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