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    Dashboard / CVE / CVE-2021-47855

    CVE-2021-47855

    Openlitespeed 1.7.9 contains a stored cross-site scripting vulnerability in the dashboard's Notes parameter that allows administrators to inject malicious scripts. Attackers can craft a payload in the Notes field during listener configuration that will execute when an administrator clicks on the Default Icon.

    Published:Jan 21, 2026
    Last Modified:Apr 15, 2026
    EPS:Jan 21, 2026
    EPSS Score:0.00043
    CVSS Score:7.2

    Affected Products

    Vendor
    Litespeed Technologies
    Product
    Openlitespeed
    Vendor
    Litespeedtech
    Product
    Openlitespeed

    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