CVE-2026-62350: Taosdata Tdengine

High severity, CVSS 7.2. EPSS: 0.5% chance of exploitation in the next 30 days.

TDengine is an open source, time-series database optimized for Internet of Things devices. Prior to 3.4.1.15, a user with create udf privilege could upload a crafted shared library and install it as a user-defined function, such as eval, then execute arbitrary C code on the TDengine server side through database queries. This issue is fixed in version 3.4.1.15.

Affected products

• Taosdata Tdengine: before 3.4.1.15 (fixed in 3.4.1.15)

Published 2026-07-15. Last modified 2026-07-18.