CVE-2026-40452

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://lists.apache.org/thread/04j2l6dosyboor4o2gvrzbrcrpllmh95
http://www.openwall.com/lists/oss-security/2026/07/10/7

Configurations

No configuration.

History

25 Oct 2026, 15:10

Type	Values Removed	Values Added
Summary		(es) Vulnerabilidad de autorización incorrecta y control de acceso inadecuado en Apache IoTDB. La omisión de autorización en /rest/v2/fastLastQuery expone datos de último valor a usuarios autenticados no autorizados. Este problema afecta a Apache IoTDB: desde 1.3.5 antes de 1.3.8, desde 2.0.5 antes de 2.0.10. Se recomienda a los usuarios actualizar a la versión 2.0.10, que corrige el problema.

Information

Published : 2026-07-10 08:16

Updated : 2026-10-25 15:10

NVD link : CVE-2026-40452

Mitre link : CVE-2026-40452

CVE.ORG link : CVE-2026-40452

JSON object : View

Products Affected

No product.

CWE

CWE-284

Improper Access Control

CWE-863

Incorrect Authorization

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