Medium severity · published Aug 29, 2025
CVE-2025-33037
Qsync Central
6.5
CVSS
0.5%
EPSS
No
On KEV
Description
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 4.5.0.7 ( 2025/04/23 ) and later
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 42% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QC
Qsync Central · QNAP Systems Inc.
4.5.x.x before 4.5.0.7 ( 2025/04/23 ) · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-33037
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-33037
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-25-22
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