CVE-2025-52426

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...

CVE-2025-52431

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...

CVE-2025-57705 QTS, QuTS hero

An allocation of resources without limits or throttling 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 prevent other systems, applications, or processes from accessin...

CVE-2025-54166 QTS, QuTS hero

An out-of-bounds read 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 obtain secret data. We have already fixed the vulnerability in the following versions: QTS...

CVE-2025-54165

An out-of-bounds read vulnerability affects QNAP QTS and QuTS hero OSes. A remote attacker with an administrator account can exploit it to access secret data. Affected: QTS 5.2.7.3256 (build 20250913) and later; QuTS hero h5.2.7.3256 (build 20250913) and later; QuTS hero h5.3.1.3250 (build 202509...

CVE-2025-54165 QTS, QuTS hero

An out-of-bounds read 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 obtain secret data. We have already fixed the vulnerability in the following versions: QTS...

CVE-2025-54164

This CVE-2025-54164 describes an out-of-bounds read affecting QNAP QTS and QuTS hero OS versions. The vulnerability requires an attacker with an administrator account to exploit remotely to access secret data. Affected prior releases include QTS before 5.2.7.3256 (build 20250913) and QuTS hero be...

CVE-2025-53596 QTS, 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...

CVE-2025-53596 QTS, 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...

CVE-2025-53596

CVE-2025-53596 affects QNAP’s QTS and QuTS hero operating systems. A NULL pointer dereference vulnerability could allow a remote attacker with administrator privileges to cause a denial-of-service (DoS), impacting system availability over the network. The issue has been fixed in QTS 5.2.7.3256 bu...

CVE-2025-53593

CVE-2025-53593 affects QNAP QTS and QuTS hero operating systems. The connected sources describe a stack-based or general buffer overflow vulnerability that could allow a remote attacker with administrator privileges to modify memory or crash processes. Affected ranges include QTS 5.2.7.3256 build...

CVE-2025-53593 QTS, QuTS hero

A buffer overflow 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 modify memory or crash processes. We have already fixed the vulnerability in the following versions:...

CVE-2025-53591 QTS, QuTS hero

A use of externally-controlled format string 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 obtain secret data or modify memory. We have already fixed the vulnerabili...

CVE-2025-53590

CVE-2025-53590 is a NULL pointer dereference vulnerability affecting QNAP QTS/QuTS hero operating systems. A remote attacker who has an administrator account can exploit this to cause a denial-of-service. The issue impacts several QNAP OS versions, with remediation implemented in QTS 5.2.7.3256 b...

CVE-2025-53414

CVE-2025-53414 is a NULL pointer dereference vulnerability affecting several QNAP OS versions (QTS and QuTS hero). The issue allows a remote attacker who obtains an administrator account to trigger a denial-of-service (DoS). Affected versions have been fixed in: QTS 5.2.7.3256 build 20250913 and ...

CVE-2025-53405 QTS, 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...

CVE-2025-53405

CVE-2025-53405 affects QNAP QTS and QuTS hero operating systems. The issue is a NULL pointer dereference that can be exploited by a remote attacker who gains an administrator account to induce a denial-of-service. Public references across multiple feeds confirm the affected products and the fixed...

CVE-2025-52431 QTS, 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...

CVE-2025-52431

The CVE-2025-52431 issue is a NULL pointer dereference affecting QNAP QTS and QuTS hero. A remote attacker who gains an administrator account can trigger a DoS condition. Affected versions are QTS 5.2.7.3256 build 20250913 and later; QuTS hero h5.2.7.3256 build 20250913 and later; QuTS hero h5.3....

CVE-2025-52431 QTS, 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...