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    CVE-2026-30332

    A Time-of-Check to Time-of-Use (TOCTOU) race condition vulnerability in Balena Etcher for Windows prior to v2.1.4 allows attackers to escalate privileges and execute arbitrary code via replacing a legitimate script with a crafted payload during the flashing process.

    Published:Apr 2, 2026
    Last Modified:Apr 3, 2026
    EPS:Apr 2, 2026
    EPSS Score:0.00011
    CVSS Score:7.5

    Affected Products

    Vendor
    Balena-io
    Product
    Etcher

    Exploits

    https://github.com/B1tBreaker/CVE-2026-30332

    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