Server-Side Request Forgery in Download Station by QNAP
CVE-2026-39989

5.3MEDIUM

Key Information:

Vendor

QNAP
Status
Download Station
Vendor
CVE Published:
15 October 2026

What is CVE-2026-39989?

A server-side request forgery (SSRF) vulnerability has been identified in Download Station, which could be exploited by a remote attacker who has obtained a user account. This exploitation allows unauthorized access to sensitive application data. Users are advised to update to Download Station version 5.10.1.312 or later, or 5.11.2.321 or later, to remediate this issue.

Affected Version(s)

Download Station 5.10.x < 5.10.1.312

Download Station 5.11.x < 5.11.2.321

References

https://www.qnap.com/en/app_releasenotes/list.php?app_cho...
release-notes

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Rd Wh
.