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    CVE-2026-56748

    Improper validation of symbolic links in the Pack Git import feature in Cribl Stream before 4.18.2 allows a remote authenticated attacker with Pack import and pipeline preview permissions to execute arbitrary code as the Cribl server process via a crafted Git repository containing a symbolic link in the pack's functions directory.

    Published:Jul 27, 2026
    Last Modified:Aug 20, 2026
    EPS:Jul 27, 2026
    EPSS Score:0.00566
    CVSS Score:8.8

    Affected Products

    Vendor
    Cribl
    Product
    Cribl Stream

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-27 Leveraging Race Conditions via Symbolic Links

    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