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    CVE-2026-108852

    Deep Chat through 2.5.1 contains a cross-site scripting vulnerability that allows attackers to inject javascript: links because RemarkableConfig.createNew disables Remarkable link validation. Attackers can place crafted Markdown links in AI responses, addMessage content, or loaded history to execute script in the embedding page when victims click them.

    Published:Oct 11, 2026
    Last Modified:Oct 13, 2026
    EPS:Oct 11, 2026
    EPSS Score:0.00185
    CVSS Score:4.7

    Affected Products

    Vendor
    Ovidijusparsiunas
    Product
    Deep Chat
    Vendor
    Thinkinai
    Product
    Deepchat

    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