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    CVE-2021-47838

    Markright 1.0 contains a persistent cross-site scripting vulnerability that allows attackers to embed malicious payloads in markdown files. Attackers can upload specially crafted markdown files that execute arbitrary JavaScript when opened, potentially enabling remote code execution on the victim's system.

    Published:Jan 16, 2026
    Last Modified:Apr 15, 2026
    EPS:Jan 16, 2026
    EPSS Score:0.00038
    CVSS Score:7.2

    Affected Products

    Vendor
    Dvcrn
    Product
    Markright

    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