A use of externally-controlled format string 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 obtain secret data or modify memory.

We have already fixed the vulnerability in the following versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
Fixes

Solution

We have already fixed the vulnerability in the following versions: QTS 5.2.6.3195 build 20250715 and later QuTS hero h5.2.6.3195 build 20250715 and later


Workaround

No workaround given by the vendor.

History

Fri, 03 Oct 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 03 Oct 2025 18:30:00 +0000

Type Values Removed Values Added
Description A use of externally-controlled format string 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 obtain secret data or modify memory. We have already fixed the vulnerability in the following versions: QTS 5.2.6.3195 build 20250715 and later QuTS hero h5.2.6.3195 build 20250715 and later
Title QTS, QuTS hero
Weaknesses CWE-134
References
Metrics cvssV4_0

{'score': 5.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: qnap

Published:

Updated: 2025-10-03T19:09:52.630Z

Reserved: 2025-06-30T07:19:56.928Z

Link: CVE-2025-53407

cve-icon Vulnrichment

Updated: 2025-10-03T19:03:35.019Z

cve-icon NVD

Status : Received

Published: 2025-10-03T19:15:48.700

Modified: 2025-10-03T19:15:48.700

Link: CVE-2025-53407

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.