Vulnerability DatabaseCVE-2026-53676
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CVE-2026-53676
Published:June 17, 2026
Updated:June 29, 2026
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).
Affected Packages
https://github.com/thingsboard/thingsboard.git (GITHUB):
Affected version(s) >=v4.3 <v4.3.1.2
Fix Suggestion:
Update to version v4.3.1.2
https://github.com/thingsboard/thingsboard.git (GITHUB):
Affected version(s) >=v1.0 <v4.2.2.2
Fix Suggestion:
Update to version v4.2.2.2
Related Resources (3)
https://github.com/thingsboard/thingsboard/pull/15600
https://jvn.jp/en/jp/JVN16937365/
https://thingsboard.io/docs/releases/releases-table/
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CVSS v4
Base Score:
8.6
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
7.2
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Weakness Type (CWE)
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CWE-1321
EPSS
Base Score:
0.60