CVE-2025-30271: QTS, QuTS hero
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
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
QTSto a version that resolves this vulnerability.Fixed in 5.2.5.3145 build 20250526 - Upgrade
Upgrade
QuTS heroto a version that resolves this vulnerability.Fixed in h5.2.5.3138 build 20250519
Event History
Frequently Asked Questions
What is the severity of CVE-2025-30271?
CVE-2025-30271 is considered a high-severity path traversal vulnerability.
How do I fix CVE-2025-30271?
To fix CVE-2025-30271, users should update their QNAP operating system to the latest version beyond 5.2.5.3145 for QTS or h5.2.5.3138 for QuTS hero.
What operating systems are affected by CVE-2025-30271?
CVE-2025-30271 affects several versions of QNAP QTS and QuTS hero operating systems.
Can a remote attacker exploit CVE-2025-30271 without a user account?
No, a remote attacker needs to have a user account to exploit CVE-2025-30271.
What impact does CVE-2025-30271 have on my data?
CVE-2025-30271 can allow an attacker to read the contents of unexpected files or system data if exploited.