CVE-2026-40452

Published: Jul 10, 2026Modified: Jul 10, 2026Deferred

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

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.

Related CWEs

CWE-284

Improper Access Control

The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CWE-863

Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

References (2)

https://lists.apache.org/thread/04j2l6dosyboor4o2gvrzbrcrpllmh95

Source: security@apache.org

http://www.openwall.com/lists/oss-security/2026/07/10/7

Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.