Description
An improper authentication vulnerability has been reported to affect VioStor. If a remote attacker, they can then exploit the vulnerability to compromise the security of the system. We have already fixed the vulnerability in the following version: VioStor 5.1.6 build 20250621 and later
References (1)
Core 1
Core References
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-25-29
Scores
CVSS v3
9.8
EPSS
0.0029
EPSS Percentile
52.3%
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-287
Status
published
Products (2)
qnap/qvr
5.1.6
qnap/qvr
5.1.0 - 5.1.6
Published
Aug 29, 2025
Tracked Since
Feb 18, 2026