CVE-2025-68406: Improper Limitation of a Pathname to a Restricted Directory

A path traversal vulnerability has been reported to affect Qsync Central. 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 version: Qsync Central...

CVE-2025-54152: Use of Out-of-range Pointer Offset

A use of out-of-range pointer offset vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to read sensitive portions of memory. We have already fixed the vulnerability in the following version: Qsync Central...

CVE-2025-53598: NULL Pointer Dereference

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user 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: Qsync Central 5.0.0.4...

CVE-2025-52870: Buffer Copy without Checking Size of Input

A buffer overflow vulnerability has been reported to affect Qsync Central. 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: Qsync Central 5.0.0.4 2026/01/20 and...

CVE-2025-48723: Buffer Copy without Checking Size of Input

A buffer overflow vulnerability has been reported to affect Qsync Central. 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: Qsync Central 5.0.0.4 2026/01/20 and...

CVE-2025-58467: Relative Path Traversal

A relative path traversal vulnerability has been reported to affect Qsync Central. 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 version: Qsync...

CVE-2025-57711: Allocation of Resources Without Limits or Throttling

An allocation of resources without limits or throttling vulnerability has been reported to affect Qsync Central. If a remote attacker gains an administrator account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessing the same type of...

PT-2026-7535

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user 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: Qsync Central 5.0.0.4...

CVE-2025-58472: NULL Pointer Dereference

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. 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: Qsync Centra...

PT-2026-7559

Name of the Vulnerable Software and Affected Versions Qsync Central versions prior to 5.0.0.4 Description A buffer overflow issue exists in Qsync Central. A remote attacker who has obtained a user account can potentially exploit this issue to modify memory or cause processes to crash...

CVE-2025-57710: Allocation of Resources Without Limits or Throttling

An allocation of resources without limits or throttling vulnerability has been reported to affect Qsync Central. If a remote attacker gains an administrator account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessing the same type of...

CVE-2025-54149: Uncontrolled Resource Consumption

An uncontrolled resource consumption vulnerability has been reported to affect Qsync Central. If a local attacker gains a user 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: Qsync Central...

CVE-2025-54146: NULL Pointer Dereference

A NULL pointer dereference vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user 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: Qsync Central 5.0.0.4...

PT-2026-7545

Name of the Vulnerable Software and Affected Versions Qsync Central versions prior to 5.0.0.4 Description A flaw exists in Qsync Central that, if exploited by a remote attacker with a user account, could lead to a denial-of-service DoS attack. The issue is a NULL pointer dereference...

QNAP Qsync Central 安全漏洞

QNAP Qsync Central is a cloud-based file synchronization service for NAS devices provided by QNAP Technology Co., Ltd. Versions of QNAP Qsync Central prior to 5.0.0.4 contained security vulnerabilities. These vulnerabilities were due to uncontrolled resource consumption, which could allow local...

QNAP Qsync Central 缓冲区错误漏洞

QNAP Qsync Central is a cloud-based file synchronization service for NAS devices provided by QNAP Technology Co., Ltd. Versions of QNAP Qsync Central prior to 5.0.0.4 contained a buffer error vulnerability. This vulnerability stemmed from out-of-bounds write attacks, which could potentially lead ...

QNAP Qsync Central 安全漏洞

QNAP Qsync Central is a cloud-based file synchronization service for NAS devices provided by QNAP Technology Co., Ltd. Versions of QNAP Qsync Central prior to 5.0.0.4 contained a security vulnerability caused by a buffer overflow. This vulnerability could allow remote attackers to modify memory o...

QNAP Qsync Central 安全漏洞

QNAP Qsync Central is a cloud-based file synchronization service for NAS devices provided by QNAP Technology Co., Ltd. Versions of QNAP Qsync Central prior to 5.0.0.4 contained security vulnerabilities. These vulnerabilities were due to uncontrolled resource consumption, which could allow local...

QNAP Qsync Central 代码问题漏洞

QNAP Qsync Central is a cloud-based file synchronization service for NAS devices provided by QNAP Technology Co., Ltd. Versions of QNAP Qsync Central prior to 5.0.0.4 contained a code vulnerability caused by a null pointer dereferencing, which could allow remote attackers to launch a...

PT-2026-7548

An uncontrolled resource consumption vulnerability has been reported to affect Qsync Central. If a local attacker gains a user 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: Qsync Central...