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 5.2.6.3195 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 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 5.2.6.3195 build 20250715 and later QuTS hero h5.2.6.3195 build 20250715 and later
Title QTS, QuTS hero
Weaknesses CWE-476
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: 2025-10-03T18:57:50.791Z

Reserved: 2025-05-23T07:43:55.796Z

Link: CVE-2025-48726

cve-icon Vulnrichment

Updated: 2025-10-03T18:57:44.440Z

cve-icon NVD

Status : Received

Published: 2025-10-03T19:15:44.423

Modified: 2025-10-03T19:15:44.423

Link: CVE-2025-48726

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.