A path traversal vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to read the contents of unexpected files and expose sensitive data via a network.

We have already fixed the vulnerability in the following versions:
QTS 5.1.4.2596 build 20231128 and later
QTS 4.5.4.2627 build 20231225 and later
QuTS hero h5.1.3.2578 build 20231110 and later
QuTS hero h4.5.4.2626 build 20231225 and later
QuTScloud c5.1.5.2651 and later

QNAP Systems, Inc. AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H

QNAP Systems, Inc. CWE-22

QNAP Systems, Inc. https://www.qnap.com/en/security-advisory/qsa-24-14 [No types assigned]