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    CVE-2026-4116

    Improper handling of Unicode encoding in SonicWall SMA1000 series appliances allows a remote authenticated SSLVPN user to bypass Workplace/Connect Tunnel TOTP authentication.

    Published:Apr 9, 2026
    Last Modified:May 14, 2026
    EPS:Apr 9, 2026
    EPSS Score:0.00119
    CVSS Score:7.2

    Affected Products

    Vendor
    Sonicwall
    Product
    Sma1000
    Vendor
    Sonicwall
    Product
    Sma6200
    Vendor
    Sonicwall
    Product
    Sma6200 Firmware
    Vendor
    Sonicwall
    Product
    Sma6210
    Vendor
    Sonicwall
    Product
    Sma6210 Firmware
    Vendor
    Sonicwall
    Product
    Sma7200
    Vendor
    Sonicwall
    Product
    Sma7200 Firmware
    Vendor
    Sonicwall
    Product
    Sma7210
    Vendor
    Sonicwall
    Product
    Sma7210 Firmware
    Vendor
    Sonicwall
    Product
    Sma8200v

    Exploits

    No exploit reference

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-71 Using Unicode Encoding to Bypass Validation Logic

    Related CVEs

    CVE-2026-83549 (CVSS 7.8) — Post-authentication Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')…
    CVE-2026-83548 (CVSS 10) — A Pre-authentication SSRF vulnerability exists in the SMA1000 Appliance Work Place interface due to an uninten…
    CVE-2026-15410 (CVSS 7.2) — Post-authentication improper control of generation of code ('Code Injection') vulnerability has been identifie…
    CVE-2026-15409 (CVSS 10) — A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place int…
    CVE-2026-4114 (CVSS 6.6) — Improper handling of Unicode encoding in SonicWall SMA1000 series appliances allows a remote authenticated SSL…
    CVE-2026-4113 (CVSS 7.2) — An observable response discrepancy vulnerability in the SonicWall SMA1000 series appliances allows a remote at…
    CVE-2026-4112 (CVSS 7.2) — Improper neutralization of special elements used in an SQL command (“SQL Injection”) in SonicWall SMA1000 seri…
    CVE-2025-40602 (CVSS 6.6) — A local privilege escalation vulnerability due to insufficient authorization in the SonicWall SMA1000 applianc…
    CVE-2025-40595 (CVSS 7.2) — A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place int…
    CVE-2025-2170 (CVSS 7.2) — A Server-side request forgery (SSRF) vulnerability has been identified in the SMA1000 Appliance Work Place int…

    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