Name: CVE-2021-28802: Improper Neutralization of Special Elements used in an OS Command
Creator: Rapid7
Published: 2021-07-01T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2021-28802, CWE-78, CVSS 9.8, EPSS 0.01816

A command injection vulnerabilities have been reported to affect QTS and QuTS hero. If exploited, this vulnerability allows attackers to execute arbitrary commands in a compromised application. This issue affects: QNAP Systems Inc. QTS versions prior to 4.5.1.1540 build 20210107. QNAP Systems Inc. QuTS hero versions prior to h4.5.1.1582 build 20210217.

CVSS Details

CVSS 3.1 Base Score: 9.8
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Qnap Qts	—	Upgrade QNAP QTS to the latest version	Aug 4, 2025	Jul 1, 2021

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CVSS Details

Covered by Rapid7

Prioritise with Active Threat Intelligence