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    CVE-2026-100522

    Cotonti through 1.0.0 contains a reflected cross-site scripting vulnerability in message.php where the lng parameter is not properly escaped before output in the confirmation dialog. Unauthenticated attackers can craft malicious links with script payloads in the lng parameter to execute arbitrary JavaScript in victim browser sessions.

    Published:Sep 26, 2026
    Last Modified:Sep 28, 2026
    EPS:Sep 26, 2026
    EPSS Score:0.00211
    CVSS Score:6.1

    Affected Products

    Vendor
    Cotonti
    Product
    Cotonti
    Vendor
    Cotonti
    Product
    Cotonti Siena

    Exploits

    No exploit reference

    Related CVEs

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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