{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-42542/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-11T16:15:17.741Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-42542","@id":"https://www.cve.org/CVERecord?id=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."},"products":[{"@id":"cpe:2.3:a:taosdata:tdengine:\\>\\=_3.4.0.0\\,_\\<_3.4.1.6:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:taosdata:tdengine:\\>\\=_3.4.0.0\\,_\\<_3.4.1.6:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"No fixed version is published yet; monitor the upstream advisory.","timestamp":"2026-06-11T16:15:17.741Z"}]}