CVE-2026-26240 MEDIUM

CVE-2026-26240: File Station 5

Vendor Qnap Systems Inc.
Product File Station 5
Weakness CWE-121
Published June 10, 2026
Last update June 10, 2026
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction —
Confidentiality —
Integrity —

CVSS vector

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

What the vulnerability does

01Description

A buffer overflow vulnerability has been reported to affect File Station 5. The remote attackers can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5243 and later

Key dates

02Disclosure timeline

June 10, 2026 CVE published
June 10, 2026 Record updated