OpenCVE

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.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Apache	Iotdb

No data.

No data.

References

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

History

Fri, 10 Jul 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Fri, 10 Jul 2026 11:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Apache Apache iotdb
Vendors & Products		Apache Apache iotdb

Fri, 10 Jul 2026 08:00:00 +0000

Type	Values Removed	Values Added
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.
Title		Apache IoTDB: Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users
Weaknesses		CWE-284 CWE-863
References		https://lists.apache.org/thread/04j2l6dosyboor4o2gvrzbrcrpllmh95

MITRE

Status: PUBLISHED

Assigner: apache

Published: 2026-07-10T07:16:05.992Z

Updated: 2026-07-10T17:55:35.036Z

Reserved: 2026-04-13T07:33:02.319Z

Link: CVE-2026-40452

Vulnrichment

Updated: 2026-07-10T14:54:59.344Z

NVD

No data.

Redhat

No data.

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