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[Japanese]
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JVNDB-2026-000086
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ThingsBoard vulnerable to prototype pollution
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ThingsBoard contains the following vulnerability- Prototype Pollution (CWE-1321) - CVE-2026-53676
HIROKI IMAI of LAC Co., Ltd. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
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CVSS V3 Severity:
Base Metrics 7.2 (High) [IPA Score]
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: High
- User Interaction: None
- Scope: Unchanged
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
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CVSS v4 Severity
Base Metrics: 8.6 (High) [IPA Score]
- Access Vector (AV): Network
- Attack Complexity (AC): Low
- Attack Requirements (AT): None
- Privileges Required (PR): High
- User Interaction (UI): None
Vulnerable System Impact
- Confidentiality Impact (VC): High
- Integrity Impact (VI): High
- Availability Impact (VA): High
Subsequent System Impact
- Confidentiality Impact (SC): None
- Integrity Impact (SI): None
- Availability Impact (SA): None
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ThingsBoard, Inc.
- ThingsBoard versions prior to v4.3.1.2
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Arbitrary code may be executed within a sandboxed context by a user who can log in to the affected product with the tenant administrator privilege (TENANT_ADMIN).
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[Update the Software]
Update the software to the latest version according to the information provided by the developer.
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ThingsBoard, Inc.
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- No Mapping(CWE-Other) [IPA Evaluation]
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- CVE-2026-53676
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- JVN : JVN#16937365
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- [2026/06/16]
Web page was published
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