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    CVE-2026-103431

    colmux in collectl before 4.3.20.2 does not sanitize ANSI/VT100 terminal escape sequences in data received from remote collectl instances before displaying it, allowing a local user on a monitored host to inject escape sequences into the terminal of an operator running colmux, via a crafted process name (argv[0]).

    Published:Sep 30, 2026
    Last Modified:Oct 4, 2026
    EPS:Oct 1, 2026
    EPSS Score:0.00181
    CVSS Score:7.7

    Affected Products

    Vendor
    Collectl
    Product
    Collectl

    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