CVE-2025-29894
Published: 29 August 2025
Summary
CVE-2025-29894 is a high-severity SQL Injection (CWE-89) vulnerability in Qnap Qsync Central. Its CVSS base score is 8.8 (High).
Operationally, exploitation aligns with the MITRE ATT&CK technique Exploit Public-Facing Application (T1190); ranked at the 28.9th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
The strongest mitigations our analysis identified are NIST 800-53 SI-10 (Information Input Validation) and SI-2 (Flaw Remediation).
Threat & Defense at a Glance
Threat & Defense Details
Mitigating Controls (NIST 800-53 r5)AI
Directly prevents SQL injection by requiring validation and sanitization of all user inputs in applications like Qsync Central.
Mandates timely remediation of identified flaws, such as applying the Qsync Central 4.5.0.7 patch for this SQL injection vulnerability.
Requires monitoring and acting on security advisories like QNAP's QSA-25-22 to patch the SQL injection vulnerability promptly.
MITRE ATT&CK Enterprise TechniquesAI
Why these techniques?
SQL injection in a remotely accessible QNAP application directly enables remote code/command execution by an authenticated attacker, mapping to exploitation of a network-accessible application.
NVD Description
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…
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version: Qsync Central 4.5.0.7 ( 2025/04/23 ) and later
Deeper analysisAI
CVE-2025-29894 is an SQL injection vulnerability (CWE-89) affecting Qsync Central, a QNAP software component. The issue allows unauthorized code or command execution when exploited. It has a CVSS v3.1 base score of 8.8 (AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) and was published on 2025-08-29.
A remote attacker with a valid user account on the affected Qsync Central instance can exploit this vulnerability over the network with low complexity and no user interaction required. Successful exploitation grants high-impact confidentiality, integrity, and availability effects, enabling the execution of arbitrary code or commands.
The QNAP security advisory (QSA-25-22) at https://www.qnap.com/en/security-advisory/qsa-25-22 confirms the vulnerability has been fixed in Qsync Central version 4.5.0.7, released on 2025/04/23, and all later versions. Security practitioners should update to a patched version immediately to mitigate the risk.
Details
- CWE(s)