---
cve: "CVE-2021-42750"
severity: "LOW"
cvss: 3.1
epss: "3%"
vendor: "n/a"
kev: false
exploited: false
published: "2022-08-12 17:15:08"
tags: [cve, security, low]
source: tsecurity.de CVE-Dossier
exported: "2026-09-10T09:22:03+02:00"
---

# CVE-2021-42750

> 3.1 LOW · 🧪 PoC

## Beschreibung

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 title of a rule node.

## Exploit-Evidenz

- [EDB-51003 — ThingsBoard 3.3.1 'name' - Stored Cross-Site Scripting (XSS)](https://www.exploit-db.com/exploits/51003)

## Referenzen

- <https://github.com/thingsboard/thingsboard>
- <https://packetstormsecurity.com/files/167999/Thingsboard-3.3.1-Cross-Site-Scripting.html>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2021-42750) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_