CVE-2026-19868
SonicWall SonicOS SSLVPN Use of Single-factor Authentication Vulnerability
CVSS
—
Sin CVSS
EPSS
—
KEV
SÍ
6 nov 2026
Exploit Today
50
0-100
Publicado: 6 nov 2026 · Última mod.: 6 nov 2026 · CWE-308
Sin historial EPSS suficiente todavía.
Producto
SonicWall / SonicOS SSLVPN
Vulnerabilidad
SonicWall SonicOS SSLVPN Use of Single-factor Authentication Vulnerability
Añadido a KEV
6 nov 2026
Remediar antes de
20 nov 2026
Uso conocido en ransomware
No
Descripción resumida
SonicWall SonicOS SSLVPN contains a use of single-factor authentication vulnerability that 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).
Acción requerida
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.
Notas
https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0014 ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-19868
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).