CVE-2025-59386: QuTS hero
A NULL pointer dereference vulnerability has been reported to affect several QNAP operating system versions. If a remote attacker gains an administrator account, they can then exploit the vulnerability to launch a denial-of-service (DoS) attack.
We have already fixed the vulnerability in the following version: QuTS hero h5.3.2.3354 build 20251225 and later
Affected Software
Remediation
Information
Event History
Frequently Asked Questions
What is the severity of CVE-2025-59386?
CVE-2025-59386 has a severity level that may lead to denial-of-service attacks if exploited by an authenticated remote attacker.
How do I fix CVE-2025-59386?
To fix CVE-2025-59386, update your QNAP QuTS hero software to the latest version that addresses this vulnerability.
Which versions of QNAP QuTS hero are affected by CVE-2025-59386?
CVE-2025-59386 affects multiple versions of QNAP QuTS hero up to h5.3.2.3354.
What type of vulnerability is CVE-2025-59386?
CVE-2025-59386 is a NULL pointer dereference vulnerability that can lead to a denial-of-service condition.
Can a remote attacker exploit CVE-2025-59386 without an administrator account?
No, a remote attacker must have administrator access to exploit CVE-2025-59386.