What is CVE-2026-62348?

CVE-2026-62348 is a medium-severity vulnerability in Taosdata Tdengine, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-07-15.

How severe is CVE-2026-62348?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Taosdata Tdengine

CVE-2026-62348

TDengine is a time-series database optimized for Internet of Things devices. Prior to 3.4.1.15, TDengine Enterprise allowed an authenticated low-privilege SQL user to run KILL SSMIGRATE <id> against an active shared-storage migration becau…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Taosdata Tdengine — versions < 3.4.1.15

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

security-advisories@github.com (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-62348?: CVE-2026-62348 is a medium-severity vulnerability in Taosdata Tdengine, classified under Missing Authorization. CVSS score: 5.4/10. Published 2026-07-15.
How severe is CVE-2026-62348?: Medium severity. CVSS v3 base score is 5.4 out of 10.