CVE-2026-42542

HIGH SEVERITY

CVSS Score & Metrics

Base Score

7.5 / 10

Vector String

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

Vulnerability 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.

Vulnerability Details

Published Date

June 10, 2026

Last Modified

June 12, 2026

CWE ID

CWE-191

Source

NVD

Vendor

taosdata

Product

TDengine

External References

https://github.com/taosdata/TDengine/releases/tag/ver-3.4.1.6
https://github.com/taosdata/TDengine/security/advisories/GHSA-vg95-j2hf-hvjx

CVE-2026-42542

CVSS Score & Metrics

Vulnerability Description

Vulnerability Details

External References

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