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    CVE-2026-7750

    A vulnerability was detected in Totolink N300RH 3.2.4-B20220812. This vulnerability affects the function setMacFilterRules of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument mac_address results in buffer overflow. The attack may be launched remotely. The exploit is now public and may be used.

    Published:May 4, 2026
    Last Modified:May 5, 2026
    EPS:May 4, 2026
    EPSS Score:0.00077
    CVSS Score:8.8

    Affected Products

    Vendor
    Totolink
    Product
    N300rh
    Vendor
    Totolink
    Product
    N300rh Firmware

    Exploits

    No exploit reference

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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