CVE-2026-62350 | BDVDB-2026-348784 Detail

taosdataTDengine

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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: network.

Weaknesses#

CWE-94 Improper Control of Generation of Code ('Code Injection')

References#

https://github.com/taosdata/TDengine/security/advisories/GHSA-f7wh-p233-87xv

Exploit#

No public exploit known

History#

Version 12026-07-15Record published in the CVE List.
Version 22026-07-18Most recent update recorded in the CVE List.

Published

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

Vendor information

Vendor: taosdata
Product: TDengine

All taosdata vulnerabilities

Score

7.2 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 40.1.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Code Injection

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 3.4.1.15
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

7.2 High

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	High
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).