CVE Vulnerabilities

CVE-2025-52856

Improper Authentication

Published: Aug 29, 2025 | Modified: Dec 10, 2025
CVSS 3.x
9.8
CRITICAL
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu
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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

Weakness

When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.

Affected Software

NameVendorStart VersionEnd Version
QvrQnap5.1.0 (including)5.1.6 (excluding)
QvrQnap5.1.6 (including)5.1.6 (including)

Potential Mitigations

References