CVE-2026-22893

What it is

A command injection vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to execute arbitrary commands. We have already fixed the vulnerability in the following versions: QTS 5.2.9.3410 build 20260214 and later QuTS hero h5.2.9.3410 build 20260214 and later QuTS hero h5.3.4.3500 build 20260520 and later QuTS hero h6.0.0.3459 build 20260409 and later

At a glance

Exploitability

Can be exploited over the network with an admin-level account. High risk of data exposure, data tampering, service disruption.

Exploit odds

1.1% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2026-06-10 04:17 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-07-23 09:10 UTC Last updatedMost recent change to the record

Details

Published

2026-06-10 04:17 UTC

Last modified

2026-07-23 09:10 UTC

Exploit probability

1.1% · EPSS, next 30 days

Weakness

CWE-78 · OS command injection

Record status

Analyzed

Affected

• Qnap Qts < 5.2.9.3410
• Qnap Quts Hero < h5.2.9.3410
• Qnap Quts Hero < h5.3.4.3500
• Qnap Quts Hero < h6.0.0.3459

Attack profile CVSS 4.0 · 8.6

Attack vector

Network

Complexity

Low

Attack requirements

None

Privileges needed

High

User interaction

None

Confidentiality

High

Integrity

High

Availability

High