Security Vulnerabilities
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 versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
4.9
EPSS Score
0.001
Published
2025-10-03
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 versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
4.9
EPSS Score
0.001
Published
2025-10-03
An uncontrolled resource consumption 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 5.0.0.2 ( 2025/07/31 ) and later
CVSS Score
6.5
EPSS Score
0.001
Published
2025-10-03
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 vulnerability in the following versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
6.5
EPSS Score
0.001
Published
2025-10-03
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 vulnerability in the following versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
6.5
EPSS Score
0.001
Published
2025-10-03
An SQL injection vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to execute unauthorized code or commands.
We have already fixed the vulnerability in the following version:
Qsync Central 5.0.0.2 ( 2025/07/31 ) and later
CVSS Score
8.8
EPSS Score
0.001
Published
2025-10-03
An SQL injection vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to execute unauthorized code or commands.
We have already fixed the vulnerability in the following version:
Qsync Central 5.0.0.2 ( 2025/07/31 ) and later
CVSS Score
8.8
EPSS Score
0.001
Published
2025-10-03
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 versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
4.9
EPSS Score
0.001
Published
2025-10-03
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 versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
4.9
EPSS Score
0.001
Published
2025-10-03
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 versions:
QTS 5.2.6.3195 build 20250715 and later
QuTS hero h5.2.6.3195 build 20250715 and later
CVSS Score
4.9
EPSS Score
0.001
Published
2025-10-03