CVE-2025-9110 QTS, QuTS hero

What is CVE-2025-9110?

CVE-2025-9110 is a low-severity vulnerability in Qnap Qts, published on 2 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

An exposure of sensitive system information to an unauthorized control sphere vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to read application data.

We have already fixed the vulnerability in the following versions: QTS 5.2.8.3332 build 20251128 and later QuTS hero h5.2.8.3321 build 20251117 and later QuTS hero h5.3.1.3250 build 20250912 and later

Weakness: CWE-497

Which versions are affected by CVE-2025-9110?

It affects 2 products.

Products include Qnap Qts, Qnap Quts Hero.

How do I fix CVE-2025-9110?

No fix has been published for CVE-2025-9110 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-9110 being exploited?

There is no known exploitation of CVE-2025-9110 in the wild and no public exploit code.

Other vulnerabilities in Qnap Qts

• CVE-2020-2509 QNAP Network-Attached Storage (NAS) Command Injection Exploited Critical 9.8
• CVE-2018-19949 QNAP NAS File Station Command Injection Exploited Critical 9.8
• CVE-2019-7193 QNAP QTS Improper Input Validation Exploited Critical 9.8
• CVE-2018-19943 QNAP NAS File Station Cross-Site Scripting Exploited High 8.0
• CVE-2018-19953 QNAP NAS File Station Cross-Site Scripting Exploited Medium 6.1

All Qnap Qts vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-xhj9-wqh5-g6hq.