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    CVE-2021-47812

    GravCMS 1.10.7 contains an unauthenticated vulnerability that allows remote attackers to write arbitrary YAML configuration and execute PHP code through the scheduler endpoint. Attackers can exploit the admin-nonce parameter to inject base64-encoded payloads and create malicious custom jobs with system command execution.

    Published:Jan 15, 2026
    Last Modified:Apr 7, 2026
    EPS:Jan 15, 2026
    EPSS Score:0.00169
    CVSS Score:9.8

    Affected Products

    Vendor
    Getgrav
    Product
    Grav
    Vendor
    Getgrav
    Product
    Grav Cms

    Exploits

    https://www.exploit-db.com/exploits/49973https://www.exploit-db.com/exploits/49973

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

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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