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    CVE-2026-26724

    Cross Site Scripting vulnerability in Key Systems Inc Global Facilities Management Software v. 20230721a allows a remote attacker to execute arbitrary code via the selectgroup and gn parameters on the /?Function=Groups endpoint.

    Published:Feb 20, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 20, 2026
    EPSS Score:0.00071
    CVSS Score:7.6

    Affected Products

    Vendor
    Key Systems
    Product
    Global Facilities Management Software
    Vendor
    Keystorage
    Product
    Global Facilities Management Software

    Exploits

    https://github.com/chndlrx/vulnerability-disclosures/tree/main/CVE-2026-26724

    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