CVE-2026-19868
SonicWall SonicOS SSLVPN Use of Single-factor Authentication Vulnerability
SonicWall·SonicOS SSLVPN
- Added
- Nov 6, 2026
- Fix due
- Nov 20, 2026
- Ransomware
- Not known
- Published
- Nov 6, 2026
- Updated
- Nov 7, 2026
- First covered
- Nov 8, 2026
- Latest story
- 6 days ago
Summary
An authentication enforcement vulnerability in SonicOS SSLVPN service may allow a user with valid credentials for an alternate authentication method to bypass SAML authentication controls. Successful exploitation may also bypass SAML-enforced multi-factor authentication (MFA).
CWE-308Use of single-factor authentication
Attack profile
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:NCISA required action
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
Affected products
- SonicWall SonicOS7.3.3-7015 and older versions8.2.2-8015 and older versions