Description
An authentication bypass by spoofing vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to access resources which are not otherwise accessible without proper authentication. We have already fixed the vulnerability in the following versions: QTS 5.2.7.3297 build 20251024 and later QuTS hero h5.2.7.3297 build 20251024 and later QuTS hero h5.3.1.3292 build 20251024 and later
Scores
CVSS v3
9.8
EPSS
0.0066
EPSS Percentile
71.1%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
total
Details
CWE
CWE-290
Status
published
Products (37)
qnap/qts
5.2.0.2737 build_20240417
qnap/qts
5.2.0.2744 build_20240424
qnap/qts
5.2.0.2782 build_20240601
qnap/qts
5.2.0.2802 build_20240620
qnap/qts
5.2.0.2823 build_20240711
qnap/qts
5.2.0.2851 build_20240808
qnap/qts
5.2.0.2860 build_20240817
qnap/qts
5.2.1.2930 build_20241025
qnap/qts
5.2.2.2950 build_20241114
qnap/qts
5.2.3.3006 build_20250108
... and 27 more
Published
Dec 16, 2025
Tracked Since
Feb 18, 2026