Thecus N4800Eco NAS Server Control Panel contains a command injection vulnerability that allows authenticated attackers to execute arbitrary system commands through user management endpoints. Attackers can inject commands via username and batch user creation parameters to execute shell commands with administrative privileges.
Advisories

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Fixes

Solution

No solution given by the vendor.


Workaround

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History

Fri, 16 Jan 2026 21:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 16 Jan 2026 19:15:00 +0000

Type Values Removed Values Added
Description Thecus N4800Eco NAS Server Control Panel contains a command injection vulnerability that allows authenticated attackers to execute arbitrary system commands through user management endpoints. Attackers can inject commands via username and batch user creation parameters to execute shell commands with administrative privileges.
Title Thecus N4800Eco Nas Server Control Panel - Command Injection
Weaknesses CWE-78
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-01-16T20:43:27.338Z

Reserved: 2026-01-14T17:11:19.895Z

Link: CVE-2021-47816

cve-icon Vulnrichment

Updated: 2026-01-16T20:42:38.397Z

cve-icon NVD

Status : Received

Published: 2026-01-16T19:16:06.197

Modified: 2026-01-16T19:16:06.197

Link: CVE-2021-47816

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses