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    CVE-2026-120241

    A vulnerability was identified in Ruijie RG-ES205GC, RG-ES206GC-P, RG-ES208GC, RG-ES210GC-LP and RG-ES210GS-P ESW_1.0(1)B1P48. Impacted is an unknown function of the file httpupg.cgi of the component Local Firmware Upgrade Interface. The manipulation leads to buffer overflow. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.

    Published:Nov 1, 2026
    Last Modified:Nov 1, 2026
    EPS:Nov 1, 2026
    EPSS Score:
    CVSS Score:7.5

    Affected Products

    Vendor
    Ruijie
    Product
    Rg-es205gc
    Vendor
    Ruijie
    Product
    Rg-es206gc-p
    Vendor
    Ruijie
    Product
    Rg-es208gc
    Vendor
    Ruijie
    Product
    Rg-es210gc-lp
    Vendor
    Ruijie
    Product
    Rg-es210gs-p

    Exploits

    No exploit reference

    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