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 5.2.7.3256 build 20250913 and later
QuTS hero h5.2.7.3256 build 20250913 and later
QuTS hero h5.3.1.3250 build 20250912 and later
References
| Link | Resource |
|---|---|
| https://www.qnap.com/en/security-advisory/qsa-25-50 | Vendor Advisory |
Configurations
Configuration 1 (hide)
|
Configuration 2 (hide)
|
History
No history.
Information
Published : 2026-01-02 15:16
Updated : 2026-01-05 20:10
NVD link : CVE-2025-53591
Mitre link : CVE-2025-53591
CVE.ORG link : CVE-2025-53591
JSON object : View
Products Affected
qnap
- quts_hero
- qts
CWE
CWE-134
Use of Externally-Controlled Format String
