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    CVE-2026-21418

    Dell Unity, version(s) 5.5.2 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to arbitrary command execution with root privileges.

    Published:Jan 30, 2026
    Last Modified:Apr 18, 2026
    EPS:Jan 30, 2026
    EPSS Score:0.00016
    CVSS Score:7.8

    Affected Products

    Vendor
    Dell
    Product
    Unity
    Vendor
    Dell
    Product
    Unity Operating Environment

    Exploits

    No exploit reference

    Related CVEs

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    CVE-2026-22277 (CVSS 7.8) — Dell UnityVSA, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an …
    CVE-2025-43942 (CVSS 7.8) — Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS …
    CVE-2025-46422 (CVSS 7.8) — Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS …
    CVE-2025-46423 (CVSS 7.8) — Dell Unity, version(s) 5.5 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS …
    CVE-2025-43939 (CVSS 7.8) — Dell Unity, version(s) 5.4 and prior, contain(s) an Improper Neutralization of Special Elements used in an OS …
    CVE-2025-43940 (CVSS 7.8) — Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS …
    CVE-2025-43941 (CVSS 7.2) — Dell Unity, version(s) 5.5 and Prior, contain(s) an Improper Neutralization of Special Elements used in an OS …

    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