Exposure of Sensitive System Information in QNAP Operating Systems
CVE-2025-9110

2.7LOW

Key Information:

Vendor

QNAP
Status
Qts
Quts Hero
Vendor
CVE Published:
2 January 2026

What is CVE-2025-9110?

A vulnerability has been identified in various versions of QNAP operating systems, where unauthorized attackers may gain access to sensitive application data. This exposure allows for potential exploitation by remote adversaries aiming to retrieve confidential system information. QNAP has taken measures to patch these vulnerabilities in the specified newer OS builds, enhancing the security of its users.

Affected Version(s)

QTS 5.2.x < 5.2.8.3332 build 20251128

QuTS hero h5.2.x

QuTS hero h5.3.x

References

https://www.qnap.com/en/security-advisory/qsa-25-51

CVSS V4

Score:
2.7
Severity:
LOW
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nanyu Zhong @ VARAS IIE
.