CVE-2026-4116 json
Improper handling of Unicode encoding in SonicWall SMA1000 series appliances allows a remote authenticated SSLVPN user to bypass Workplace/…
published 2026-04-09 7 mo ago modified 2026-10-26 14 d ago also EUVD-2026-20908
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 37%
- public exploits
- 0
- none known
Summary
Improper handling of Unicode encoding in SonicWall SMA1000 series appliances allows a remote authenticated SSLVPN user to bypass Workplace/Connect Tunnel TOTP authentication.
Patch / fix
- sonicwall sma8200v 12.4.3-03387, 12.5.0-02624
- sonicwall sma6210_firmware 12.4.3-03387, 12.5.0-02624
- sonicwall sma6200_firmware 12.4.3-03387, 12.5.0-02624
- sonicwall sma7200_firmware 12.4.3-03387, 12.5.0-02624
- sonicwall sma7210_firmware 12.4.3-03387, 12.5.0-02624
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 6 mo ago
Exploit prediction
0.43% chance of exploitation in the next 30 days, higher than 37% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CISA ADP | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Affected products
- SonicWall SMA1000
Classification
- Weakness
-
- CWE-176 Improper Handling of Unicode Encoding
References
-
psirt.global.sonicwall.com
/vuln-detail/SNWLID-2026-0003
vendor-advisory
Sources
- CVE List CVE-2026-4116
- NVD CVE-2026-4116
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