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Description

A buffer overflow vulnerability has been reported to affect File Station 5. If a remote attacker gains a user account, they can then exploit the vulnerability to modify memory or crash processes. We have already fixed the vulnerability in the following version: File Station 5 5.5.6.5208 and later

PUBLISHED Reserved 2026-02-12 | Published 2026-06-10 | Updated 2026-06-10 | Assigner qnap




HIGH: 8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Problem types

CWE-121

Product status

Default status
unaffected

5.5.0 (custom) before 5.5.6.5208
affected

Credits

Moritz Abrell, SySS GmbH finder

References

www.qnap.com/en/security-advisory/qsa-26-37

cve.org (CVE-2026-26239)

nvd.nist.gov (CVE-2026-26239)

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