Vulnerability Database

309,469

Total vulnerabilities in the database

CVE-2021-42751

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.

  • Published: Aug 12, 2022
  • Updated: Nov 16, 2025
  • CVE: CVE-2021-42751
  • Severity: Low
  • Exploit:

CVSS v3:

  • Severity: Low
  • Score: 4.8
  • AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N

CWEs:

OWASP TOP 10:

Software From Fixed in
thingsboard / thingsboard 3.3.1 3.3.1.x