CVE-2026-62350

HIGH

TDengine: UDF lead to RCE

Title source: cna
STIX 2.1

Description

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.

References (1)

Core 1
Core References

Scores

CVSS v3 7.2
EPSS 0.0037
EPSS Percentile 29.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-94
Status published
Products (1)
taosdata/TDengine < 3.4.1.15
Published Jul 15, 2026
Tracked Since Jul 16, 2026