CVE-2021-42751

MEDIUM 4.8CVE-2021-42751 · Published 12/08/2022 · updated 17/06/2026

In short

CVE-2021-42751 is a MEDIUM (CVSS 4.8) vulnerability affecting thingsboard (thingsboard).
Chance of exploitation in the next 30 days (EPSS): 3.2%, higher than 88.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
thingsboard thingsboard	`= 3.3.1`	No fix yet

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.

References

thingsboard/thingsboard · Product
packetstormsecurity.com/files/167999/Thingsboard-3.3.1-Cross-Site-Scripting.html · Exploit

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Package

Affected versions

Patched versions

thingsboard

= 3.3.1

No fix yet

More vulnerabilities in thingsboard

See all →