Unrated severityNVD Advisory· Published Aug 29, 2025· Updated Feb 26, 2026
VioStor
CVE-2025-52856
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
Affected products
1- QNAP Systems Inc./VioStorv5Range: 5.1.0
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
1News mentions
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