A path traversal vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains a user account, they can then exploit the vulnerability to read the contents of unexpected files or system data.
We have already fixed the vulnerability in the following versions:
QTS 5.2.5.3145 build 20250526 and later
QuTS hero h5.2.5.3138 build 20250519 and later