Path Traversal Vulnerability in QNAP File Station 5
CVE-2025-62853

5.2MEDIUM

Key Information:

Vendor

QNAP
Status
File Station 5
Vendor
CVE Published:
11 February 2026

What is CVE-2025-62853?

A path traversal vulnerability has been identified in QNAP's File Station 5, allowing remote attackers with user accounts to manipulate file paths and access unauthorized files or sensitive system data. This issue highlights the importance of maintaining updated software, as the vulnerability has been addressed in versions 5.5.6.5166 and later. Users are strongly recommended to upgrade to mitigate the risk of exploitation.

Affected Version(s)

File Station 5 5.5.x < 5.5.6.5166

References

https://www.qnap.com/en/security-advisory/qsa-26-03

CVSS V4

Score:
5.2
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

coral
.