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High severity7.5NVD Advisory· Published Jun 10, 2026· Updated Jun 12, 2026

CVE-2026-42542

CVE-2026-42542

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

3
  • Taosdata/Tdenginereferences2 versions
    (expand)+ 1 more
    • (no CPE)
    • (no CPE)range: 3.4.0.0 – 3.4.1.5
  • TDengine/Tdengine
    cpe:2.3:a:tdengine:tdengine:*:*:*:*:*:*:*:*
    Range: >=3.4.0.0,<3.4.1.6

Patches

Vulnerability mechanics

References

2

News mentions

0

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