QNAP Systems Inc. vulnerabilities, page 2

591 vulnerabilities

Known vulnerabilities in QNAP Systems Inc. products, newest first, with CVSS severity, EPSS, KEV listings and ransomware use, across 68 products.

8.7CVE-2026-41544qnap systems inc.qcalagent
EPSS score
0.36%
A path traversal vulnerability has been reported to affect QcalAgent. 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: QcalAgent 1.1.10 and later
8.7CVE-2026-39993qnap systems inc.download station
EPSS score
0.36%
A relative path traversal vulnerability has been reported to affect Download Station. 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: Download Station 5.10.2.313 and later Download Station 5.11.3.322 and later
6.5CVE-2026-24723qnap systems inc.file station 5+1
EPSS score
0.28%
A NULL pointer dereference vulnerability has been reported to affect File Station 5. 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: File Station 5 5.5.6.5243 and later
6.5CVE-2026-24722qnap systems inc.file station 5+1
EPSS score
0.28%
A NULL pointer dereference vulnerability has been reported to affect File Station 5. 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: File Station 5 5.5.6.5243 and later
6.5CVE-2026-24721qnap systems inc.file station 5+1
EPSS score
0.28%
A NULL pointer dereference vulnerability has been reported to affect File Station 5. 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: File Station 5 5.5.6.5243 and later
5.3CVE-2026-24718qnap systems inc.qsync central
EPSS score
0.36%
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 5.0.0.7 and later Qsync Central 5.1.0.3 and later Qsync Central 5.2.0.5 and later Qsync Central 5.3.0.2 and later
5.3CVE-2026-24715qnap systems inc.qurouter
EPSS score
0.19%
An observable timing discrepancy vulnerability has been reported to affect QuRouter. If exploited, the vulnerability could allow remote attackers to obtain sensitive data. We have already fixed the vulnerability in the following version: QuRouter 2.7.2.113 and later
6.2CVE-2026-22896qnap systems inc.network & virtual switch
EPSS score
0.36%
A cross-site scripting (XSS) vulnerability has been reported to affect Network & Virtual Switch. If a remote attacker gains an administrator account, they can then exploit the vulnerability to inject malicious code. We have already fixed the vulnerability in the following version: Network & Virtual Switch in QTS 5.1.8.2823 build 20240712 and later Network & Virtual Switch in QTS 5.2.1.2930 build 20241025 and later Network & Virtual Switch in QuTS cloud c5.2.4.3041 build 20250211 and later Network & Virtual Switch in QuTS hero h5.1.8.2823 build 20240712 and later Network & Virtual Switch in QuTS hero h5.2.1.2929 build 20241025 and later
7.5CVE-2025-68404qnap systems inc.qurouter
EPSS score
0.15%
A time-of-check time-of-use (toctou) race condition vulnerability has been reported to affect QuRouter. If exploited, the vulnerability could allow remote attackers to compromise the security of the system. We have already fixed the vulnerability in the following version: QuRouter 2.6.4.001 and later
4.6CVE-2025-68403qnap systems inc.qurouter
EPSS score
0.11%
An external control of system or configuration setting vulnerability has been reported to affect QuRouter. If a local attacker gains an administrator account, they can then exploit the vulnerability to modify data on the system. We have already fixed the vulnerability in the following version: QuRouter 2.7.2.113 and later
7.7CVE-2025-66275qnap systems inc.video station+1
EPSS score
0.37%
A path traversal vulnerability has been reported to affect Video Station. 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: Video Station 5.8.5 and later
7.7CVE-2025-66272qnap systems inc.video station+1
EPSS score
0.37%
A path traversal vulnerability has been reported to affect Video Station. 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: Video Station 5.8.5 and later
2.3CVE-2025-29897qnap systems inc.qsync central
EPSS score
0.27%
A buffer copy without checking size of input 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 and later
2.3CVE-2025-29896qnap systems inc.qsync central
EPSS score
0.27%
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 and later
2.3CVE-2025-29895qnap systems inc.qsync central
EPSS score
0.27%
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 and later
6.5CVE-2018-19947qnap systems inc.helpdesk+1
EPSS score
0.76%
The vulnerability have been reported to affect earlier versions of Helpdesk. If exploited, this information exposure vulnerability could disclose sensitive information. QNAP has already fixed the issue in Helpdesk 3.0.3 and later.
9.1CVE-2018-19945qnap systems inc.qts+1
EPSS score
1.12%
A vulnerability has been reported to affect earlier QNAP devices running QTS 4.3.4 to 4.3.6. Caused by improper limitations of a pathname to a restricted directory, this vulnerability allows for renaming arbitrary files on the target system, if exploited. QNAP have already fixed this vulnerability in the following versions: QTS 4.3.6.0895 build 20190328 (and later) QTS 4.3.4.0899 build 20190322 (and later) This issue does not affect QTS 4.4.x or QTS 4.5.x.
6.1CVE-2018-19951qnap systems inc.music station+1
EPSS score
0.77%
If exploited, this cross-site scripting vulnerability could allow remote attackers to inject malicious code. This issue affects: QNAP Systems Inc. Music Station versions prior to 5.1.13; versions prior to 5.2.9; versions prior to 5.3.11.
7.5CVE-2018-19944qnap systems inc.qts+1
EPSS score
0.83%
A cleartext transmission of sensitive information vulnerability has been reported to affect certain QTS devices. If exploited, this vulnerability allows a remote attacker to gain access to sensitive information. QNAP have already fixed this vulnerability in the following versions: QTS 4.4.3.1354 build 20200702 (and later)
6.1CVE-2018-19942qnap systems inc.qts+5
EPSS score
0.75%
A cross-site scripting (XSS) vulnerability has been reported to affect earlier versions of File Station. If exploited, this vulnerability allows remote attackers to inject malicious code. We have already fixed this vulnerability in the following versions: QTS 4.5.2.1566 build 20210202 (and later) QTS 4.5.1.1456 build 20201015 (and later) QTS 4.3.6.1446 build 20200929 (and later) QTS 4.3.4.1463 build 20201006 (and later) QTS 4.3.3.1432 build 20201006 (and later) QTS 4.2.6 build 20210327 (and later) QuTS hero h4.5.1.1472 build 20201031 (and later) QuTScloud c4.5.4.1601 build 20210309 (and later) QuTScloud c4.5.3.1454 build 20201013 (and later)