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    CVE-2026-42129

    A user with Viewer permissions can use a path traversal in the Loki data source plugin to reach administrative Loki endpoints and read sensitive backend configuration and internal service information.

    Published:Jun 22, 2026
    Last Modified:Jul 10, 2026
    EPS:Jun 22, 2026
    EPSS Score:0.00394
    CVSS Score:7.7

    Affected Products

    Vendor
    Grafana
    Product
    Grafana
    Vendor
    Grafana
    Product
    Loki Datasource

    Exploits

    No exploit reference

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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