CVE-2025-53406
MEDIUM EPSS 24.9%
Published Oct 3, 20258mo ago · Modified Jun 17, 20261w ago
5.1 CVSS 4.0
Published Oct 3, 2025 8mo ago
Last Modified Jun 17, 2026 1w ago
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
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Network
Attack Complexity Low
Privileges Required High
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
24.9% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-134
Affected Products 28
| Vendor | Product | Version | Range |
|---|---|---|---|
| qnap | qts | 5.2.0.2737 | any |
| qnap | qts | 5.2.0.2744 | any |
| qnap | qts | 5.2.0.2782 | any |
| qnap | qts | 5.2.0.2802 | any |
| qnap | qts | 5.2.0.2823 | any |
| qnap | qts | 5.2.0.2851 | any |
| qnap | qts | 5.2.0.2860 | any |
| qnap | qts | 5.2.1.2930 | any |
| qnap | qts | 5.2.2.2950 | any |
| qnap | qts | 5.2.3.3006 | any |
| qnap | qts | 5.2.4.3070 | any |
| qnap | qts | 5.2.4.3079 | any |
| qnap | qts | 5.2.4.3092 | any |
| qnap | qts | 5.2.5.3145 | any |
| qnap | quts_hero | h5.2.0.2737 | any |
| qnap | quts_hero | h5.2.0.2782 | any |
| qnap | quts_hero | h5.2.0.2789 | any |
| qnap | quts_hero | h5.2.0.2802 | any |
| qnap | quts_hero | h5.2.0.2823 | any |
| qnap | quts_hero | h5.2.0.2851 | any |
| qnap | quts_hero | h5.2.0.2860 | any |
| qnap | quts_hero | h5.2.1.2929 | any |
| qnap | quts_hero | h5.2.1.2940 | any |
| qnap | quts_hero | h5.2.2.2952 | any |
| qnap | quts_hero | h5.2.3.3006 | any |
| qnap | quts_hero | h5.2.4.3070 | any |
| qnap | quts_hero | h5.2.4.3079 | any |
| qnap | quts_hero | h5.2.5.3138 | any |
References 1
- qnap.com https://www.qnap.com/en/security-advisory/qsa-25-36
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.