5.1

CVE-2025-66274

Medienbericht

QuTS hero

A NULL pointer dereference 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 launch a denial-of-service (DoS) attack.

We have already fixed the vulnerability in the following versions:
QTS 5.2.9.3410 build 20260214 and later
QuTS hero h5.2.9.3410 build 20260214 and later
QuTS hero h5.3.2.3354 build 20251225 and later
QuTS hero h6.0.0.3397 build 20260206 and later
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Qnap ≫ Quts Hero Versionh5.3.0.3115 Updatebuild_20250430
Qnap ≫ Quts Hero Versionh5.3.0.3145 Updatebuild_20250530
Qnap ≫ Quts Hero Versionh5.3.0.3192 Updatebuild_20250716
Qnap ≫ Quts Hero Versionh5.3.1.3250 Updatebuild_20250912
Qnap ≫ Quts Hero Versionh5.3.1.3292 Updatebuild_20251024
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.37% 0.286
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 4.9 1.2 3.6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
security@qnapsecurity.com.tw 5.1 0 0
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/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
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

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VulnDex Intel
Media Report
13.02.2026 12:02
https://www.qnap.com/en/security-advisory/qsa-26-08
Vendor Advisory