Format string error in QNAP QTS and QuTS hero - CVE-2025-53407
Published: October 7, 2025
Vulnerability identifier: #VU116683
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-53407
CWE-ID: CWE-134
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: QNAP Systems, Inc.
Affected software:
QNAP QTS
QuTS hero
QNAP QTS
QuTS hero
Detailed vulnerability description
The vulnerability allows a remote user to compromise the target system.
The vulnerability exists due to use of externally-controlled format string. A remote administrator can supply a specially crafted input that contains format string specifiers and obtain secret data or modify memory.
How to mitigate CVE-2025-53407
Install updates from vendor's website.