CVE-2026-42542

7.5 HIGH
Published: June 10, 2026 Modified: June 12, 2026
View on NVD

Description

TDengine is an open source, time-series database optimized for Internet of Things devices. In versions 3.4.0.0 through 3.4.1.5, an unauthenticated remote attacker can crash the taosd server process by sending a single crafted RPC packet. No credentials or prior session state are required. Version 3.4.1.6 fixes the issue.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://github.com/taosdata/TDengine/releases/tag/ver-3.4.1.6
Source: security-advisories@github.com
Product Release Notes
https://github.com/taosdata/TDengine/security/advisories/GHSA-vg95-j2hf-hvjx
Source: security-advisories@github.com
Exploit Mitigation Vendor Advisory

2 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.5 / 10.0
EPSS (Exploit Probability)
0.2%
37th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

tdengine