CVE-2026-42542
HIGH
NVD
CVSS Score
7.5
Severity
HIGH
Published
Jun 10, 2026
Vendor
unknown
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.