A files or directories accessible to external parties vulnerability has been reported to affect File Station 5. If exploited, the vulnerability could allow remote attackers to read/write files or directories. We have already fixed the vulnerability in the following versions: File Station 5 5.5.6.4741 and later
Conclusion & alert: CVE-2024-48864 is rated Low Risk (34.4/100): CVSS Medium severity, with low exploitation likelihood (EPSS 0.17%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-04-18 | 0.36% | 0.17% | -0.19% |
| 2 | 2026-04-15 | 0.13% | 0.36% | +0.24% |
| 3 | 2025-03-17 | — | 0.13% | — |
Full EPSS history (4 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.3 | 4.0 | MEDIUM |
|
— | — | [email protected] |
| 9.1 | 3.1 | CRITICAL |
|
3.9 | 5.2 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| qnap | file_station | >= 5.5.6.4691, < 5.5.6.4741 | cpe:2.3:a:qnap:file_station:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.qnap.com/en/security-advisory/qsa-24-55 | Vendor Advisory |