CVE-2023-38502: Tdengine

Medium severity, CVSS 6.5. EPSS: 0.7% chance of exploitation in the next 30 days.

TDengine is an open source, time-series database optimized for Internet of Things devices. Prior to version 3.0.7.1, TDengine DataBase crashes on UDF nested query. This issue affects TDengine Databases which let users connect and run arbitrary queries. Version 3.0.7.1 has a patch for this issue.

Affected products

• Tdengine Tdengine: before 3.0.7.1 (fixed in 3.0.7.1)

Published 2023-07-25. Last modified 2026-06-17.