CVE-2026-4116

Published Apr 9, 2026
·
Updated

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

Affected Software

15 affected components
SonicWall SMA 1000 Series
All of the following
Any of the following
SonicWall Sma6210 Firmware<12.4.3-03387
SonicWall Sma6210 Firmware>=12.5.0<12.5.0-02624
SonicWall Sma6210
All of the following
Any of the following
SonicWall Sma6200 Firmware<12.4.3-03387
SonicWall Sma6200 Firmware>=12.5.0<12.5.0-02624
SonicWall Sma6200
All of the following
Any of the following
SonicWall Sma7200 Firmware<12.4.3-03387
SonicWall Sma7200 Firmware>=12.5.0<12.5.0-02624
SonicWall Sma7200
All of the following
Any of the following
SonicWall Sma7210 Firmware<12.4.3-03387
SonicWall Sma7210 Firmware>=12.5.0<12.5.0-02624
SonicWall Sma7210
SonicWall Sma8200v<12.4.3-03387
SonicWall Sma8200v>=12.5.0<12.5.0-02624

Event History

Apr 9, 2026
CVE Published
via MITRE·02:27 PM
Data Sourced
via MITRE·02:27 PM
DescriptionWeakness
Data Sourced
via NVD·03:16 PM
DescriptionSeverityWeaknessAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2026-4116?

The severity of CVE-2026-4116 is considered high due to the potential for authentication bypass.

2

How does CVE-2026-4116 impact SonicWall SMA 1000 Series appliances?

CVE-2026-4116 allows a remote authenticated SSLVPN user to bypass Workplace/Connect Tunnel TOTP authentication on affected SonicWall SMA 1000 Series appliances.

3

How do I fix CVE-2026-4116?

To fix CVE-2026-4116, users should apply the latest firmware updates provided by SonicWall.

4

Who is affected by CVE-2026-4116?

CVE-2026-4116 affects users of SonicWall SMA 1000 Series appliances with improper Unicode encoding handling.

5

What type of vulnerability is CVE-2026-4116 classified as?

CVE-2026-4116 is classified as a security vulnerability related to authentication bypass due to improper handling of Unicode encoding.

Company

Resources

Contact

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