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CVE PROGRAM SOURCE RECORD4.8 Medium

CVE-2026-39991

Stored Cross-Site Scripting (XSS) in Note Station file upload functionality

Description

A cross-site scripting (XSS) vulnerability has been reported to affect Notes Station 3. If a remote attacker gains a user account, they can then exploit the vulnerability to inject malicious code. We have already fixed the vulnerability in the following version: Notes Station 3 3.9.12 and later

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

QNAP Systems Inc. Notes Station 3

Default version status: unaffected

  • 3.9.x to < 3.9.12affected

References