High severity · published Jun 6, 2025
CVE-2025-22482
A use of externally-controlled format string vulnerability has been reported to affect Qsync Central
8.1
CVSS
0.4%
EPSS
No
On KEV
Description
A use of externally-controlled format string vulnerability has been reported to affect Qsync Central. If exploited, the vulnerability could allow remote attackers who have gained user access to obtain secret data or modify memory.
We have already fixed the vulnerability in the following version:
Qsync Central 4.5.0.6 ( 2025/03/20 ) and later
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
QC
Qsync Central · Qnap
4.5.0.3 before 4.5.0.6 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-22482
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-22482
Vendor Advisory
https://www.qnap.com/en/security-advisory/qsa-25-10
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