CVE-2026-40452CWE-284CWE-863

Apache IoTDB: Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users

High · published July 10, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
36.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00434 · 36.7th percentile
Weaknesses
CWE-284 · Improper Access Control; CWE-863 · Incorrect Authorization
Published
2026-07-10T07:16Z
EPSS history
Timeline
  • 10 JUL 07:16Z
    Apache IoTDB: Authorization bypass in /rest/v2/fastLastQuery exposes last-value data to unauthorized authenticated users
    cvelistv5