A link following vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to traverse the file system to unintended locations.
We have already fixed the vulnerability in the following versions:
QTS 5.1.8.2823 build 20240712 and later
QTS 5.2.0.2802 build 20240620 and later
QuTS hero h5.1.8.2823 build 20240712 and later
QuTS hero h5.2.0.2802 build 20240620 and later
CVE ID: CVE-2024-53691
CVSS Base Severity: HIGH
CVSS Base Score: 8.7
Vendor: QNAP Systems Inc.
Product: QTS
EPSS Score: 0.04% (probability of being exploited)
EPSS Percentile: 11.44% (scored less or equal to compared to others)
EPSS Date: 2025-02-03 (when was this score calculated)