What’s Vulnerable › Vulnerabilities
CVE-2025-52861: VioStor
- Severity: high (CVSS 7.0 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.7% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2025-08-29 · updated 2026-10-18
- Weakness: CWE-22
Description
A path traversal vulnerability has been reported to affect VioStor. If a remote attacker gains an administrator account, they can then exploit the vulnerability to read the contents of unexpected files or system data. We have already fixed the vulnerability in the following version: VioStor 5.1.6 build 20250621 and later
Affected products
- QNAP Systems Inc. VioStor: from 5.1.0 before 5.1.6 build 20250621 — fixed in 5.1.6 build 20250621
How to fix
Upgrade to a fixed version: QNAP Systems Inc. VioStor 5.1.6 build 20250621. Check the vendor advisory for mitigations.
References
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