CVE-2025-30270: 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
QNAP QTSto a version that resolves this vulnerability.Fixed in 5.2.5.3145 - Upgrade
Upgrade
QNAP QuTS heroto a version that resolves this vulnerability.Fixed in h5.2.5.3138
Event History
Frequently Asked Questions
What is the severity of CVE-2025-30270?
CVE-2025-30270 is considered a medium severity vulnerability due to the potential for information disclosure.
How do I fix CVE-2025-30270?
To fix CVE-2025-30270, update your QNAP QTS or QuTS hero to the latest versions as recommended by QNAP.
Who is affected by CVE-2025-30270?
CVE-2025-30270 affects users of QNAP QTS versions up to 5.2.5.3145 and QuTS hero versions up to h5.2.5.3138.
Can CVE-2025-30270 be exploited remotely?
Yes, CVE-2025-30270 can be exploited remotely if a malicious user gains access to a valid account.
What type of vulnerability is CVE-2025-30270?
CVE-2025-30270 is a path traversal vulnerability that allows unauthorized file access.