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    CVE-2026-78847

    An issue in gray-matter All versions (verified on 4.0.3) allows the JavaScript engine in lib/engines.js using eval() to parse front matter when language is js/javascript.This allows arbitrary code execution.

    Published:Sep 21, 2026
    Last Modified:Sep 22, 2026
    EPS:Sep 21, 2026
    EPSS Score:0.00168
    CVSS Score:9.8

    Affected Products

    No affected product recorded yet

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-35 Leverage Executable Code in Non-Executable Files

    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