8.6
HIGH CVSS 4.0
CVE-2026-53676
ThingsBoard Prototype Pollution
Description

ThingsBoard contains a prototype pollution vulnerability which may lead to arbitrary code execution within a sandboxed context by a user who can log in to the affected product with the tenant administrator privilege (TENANT_ADMIN).

INFO

Published Date :

June 17, 2026, 10:53 p.m.

Last Modified :

June 17, 2026, 10:53 p.m.

Remotely Exploit :

No

Source :

jpcert
Affected Products

The following products are affected by CVE-2026-53676 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.0 HIGH ede6fdc4-6654-4307-a26d-3331c018e2ce
CVSS 4.0 HIGH ede6fdc4-6654-4307-a26d-3331c018e2ce
Solution
Update ThingsBoard to patch prototype pollution leading to code execution.
  • Update ThingsBoard to the latest version.
  • Apply vendor patches for prototype pollution.
  • Restrict tenant administrator privileges.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-53676 vulnerability anywhere in the article.

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.