CVE-2025-57713: QNAP Systems File Station 5 · CWE-1390
Affects QNAP Systems File Station 5Source CVE Database V5
Not known to be exploited · CVSS 1.3 Low : upgrade to 5.5.6.5166 when convenient.
Data as of 26 Oct 2026, 06:26 UTC
- EPSS
- 0.5% chance of exploitation in 30 days – higher than 47% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in 5.5.6.5166
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:UExploitation evidence
Disclosed: evidence found.
CVE published 11 Feb 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 2026-10-26.
What to do
Upgrade QNAP Systems File Station 5 to 5.5.6.5166.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| QNAP Systems Inc.File Station 5 | Affected
| Fixed in
|
AI-suggested
European organizations should immediately verify the version of File Station 5 running on their QNAP NAS devices and upgrade to version 5.5.6.5166 or later where the vulnerability is patched. Network segmentation should be employed to limit access to NAS management interfaces, restricting them to trusted internal networks or VPNs. Implement strong authentication mechanisms, such as multi-factor authentication (MFA), for accessing NAS devices to reduce the risk of unauthorized access. Monitor network traffic and logs for unusual access patterns or repeated authentication failures targeting File Station services. Disable or restrict remote access to File Station where not necessary. Regularly audit and update NAS firmware and software to ensure all security patches are applied promptly. Additionally, conduct security awareness training for staff to recognize and report suspicious activities that could indicate exploitation attempts.
Description
CVE-2025-57713 is a low-severity weak authentication vulnerability affecting QNAP Systems Inc. 's File Station 5, specifically versions 5.5.x prior to 5.5.6.5166. Remote attackers can exploit this flaw without privileges or user interaction to gain limited sensitive information. The vulnerability is classified under CWE-1390, indicating a weakness in authentication mechanisms. Although the CVSS score is low (1.