CVE-2021-42751

PoC —

CVSS 3.1

4.8 medium

EPSS

3%p87

Published

Aug 12, 2022 (Aug 12, 2022)

Modified

Jun 17, 2026

Description

A cross-site scripting (XSS) vulnerability in Rule Engine in ThingsBoard 3.3.1 allows remote attackers (with administrative access) to inject arbitrary JavaScript within the description of a rule node.

Vendors: thingsboard
Products: thingsboard
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (3.0%)

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