CVE-2025-66274

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-2025-59386

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-2025-66277

A link following vulnerability has been reported to affect several QNAP operating system versions. The remote attackers can then exploit the vulnerability to traverse the file system to unintended locations. We have already fixed the vulnerability in the following versions: QTS 5.2.8.3350 build...

CVE-2025-66274

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-2025-66274

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-2025-59386

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-2025-48725

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

CVE-2025-48725 QuTS hero

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

CVE-2025-48725 QuTS hero

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

CVE-2025-48725

CVE-2025-48725 affects QNAP QuTS hero (and related QNAP OS versions) with a buffer overflow vulnerability. A remote attacker who authenticates with a user account could modify memory or crash processes. A fix is available in QuTS hero h5.3.2.3354 build 20251225 and later. Connected sources consis...

CVE-2025-59386

CVE-2025-59386 is a NULL pointer dereference in several QNAP OS versions. An attacker with an administrator account can trigger a DoS remotely. Fixed in QuTS hero h5.3.2.3354 build 20251225 and later. CVSS 4.0 (base 5.1, MEDIUM); Attack Vector: NETWORK; Privileges Required: HIGH; User Interaction...

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...

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...

CVE-2025-66274 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-2025-66274

CVE-2025-66274 affects QNAP QTS and QuTS hero; a NULL pointer dereference allows a remote attacker with administrator privileges to trigger a DoS. Remediation: upgrade to QuTS hero h5.3.2.3354 build 20251225 or later (and affected QTS versions). Exploitation details are described as remote with a...

CVE-2025-66274 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...

QNAP Systems QuTS hero 代码问题漏洞

QNAP Systems QuTS hero is a software with data storage and management capabilities developed by QNAP Systems, a company based in Taiwan, China. Versions of QNAP Systems QuTS hero prior to h5.3.2.3354 contained a code vulnerability caused by a null pointer dereferencing. This vulnerability could...

PT-2026-7573

Name of the Vulnerable Software and Affected Versions QNAP versions prior to QuTS hero h5.3.2.3354 build 20251225 Description A flaw exists where a remote attacker with administrator privileges can trigger a denial-of-service DoS condition through a NULL pointer dereference. Recommendations Updat...

PT-2026-7539

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

QNAP Systems QuTS hero 安全漏洞

QNAP Systems QuTS hero is an operating system developed by QNAP Systems. Versions prior to h5.3.2.3354 of QNAP Systems QuTS hero contained a security vulnerability caused by a buffer overflow. This vulnerability could allow remote attackers to modify memory or cause processes to crash...