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    CVE-2025-54170

    An out-of-bounds read vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user account, they can then exploit the vulnerability to obtain secret data. We have already fixed the vulnerability in the following version: Qsync Central 5.0.0.4 ( 2026/01/20 ) and later

    Published:Feb 11, 2026
    Last Modified:Feb 12, 2026
    EPS:Feb 11, 2026
    EPSS Score:0.00047
    CVSS Score:6.5

    Affected Products

    Vendor
    Qnap
    Product
    Qsync Central
    Vendor
    Qnap Systems
    Product
    Qsync Central

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-125 Out-of-bounds Read

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-540 Overread Buffers

    Related CVEs

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    CVE-2025-48723 (CVSS 0.6) — A buffer overflow vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user a…
    CVE-2025-48724 (CVSS 0.6) — A buffer overflow vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user a…
    CVE-2025-52868 (CVSS 0.6) — A buffer overflow vulnerability has been reported to affect Qsync Central. If a remote attacker gains a user a…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High