Description

An improper certificate validation vulnerability has been reported to affect File Station 5. If exploited, the vulnerability could allow remote attackers who have gained user access to compromise the security of the system.

We have already fixed the vulnerability in the following versions:
File Station 5 5.5.6.4791 and later
and later

Classification

CVE ID: CVE-2025-29883

CVSS Base Severity: HIGH

CVSS Base Score: 8.3

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H

Affected Products

Vendor: QNAP Systems Inc.

Product: File Station 5

Exploit Prediction Scoring System (EPSS)

EPSS Score: 0.05% (probability of being exploited)

EPSS Percentile: 14.3% (scored less or equal to compared to others)

EPSS Date: 2025-06-27 (when was this score calculated)

References

https://nvd.nist.gov/vuln/detail/CVE-2025-29883
https://www.qnap.com/en/security-advisory/qsa-25-09

Timeline