SonicOS SSLVPN service may · Authentication Enforcement Vulnerability
Affects SonicWall SonicOS SSLVPNSource GCVE Database
Exploited in the wild · KEV due 20 Nov 2026 : apply the vendor's fix or mitigations to SonicWall SonicOS SSLVPN now.
Data as of 6 Nov 2026, 22:43 UTC
Thin evidence
One scorer or none| CISA-ADP | CVSS 3.1 | 7.5 |
|---|
- KEV deadline
- US federal agencies must patch by this date; a sensible deadline for everyone else. Other KEV due dates
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:L/A:NExploitation evidence
t = 0 is the CVE’s publication on cve.org
Disclosed: evidence found.
CVE published 6 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: evidence found.
Listed in CISA KEV the same day as disclosure
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
Timeline
CVE ID reserved
by SonicWall, Inc.
, 84 days before disclosure
CVE published
on cve.org
, t = 0
In Threat Radar
record ingested
, 16 minutes after disclosure
Added to CISA KEV (opens in a new tab)
exploitation confirmed
, the same day as disclosure
KEV remediation due
US federal deadline
, 14 days after disclosure
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA KEV (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 6 Nov 2026.
What to do
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.
- psirt.global.sonicwall.com/vuln-detail/SNWLID-2026-0014 (opens in a new tab)
- cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk (opens in a new tab)
- cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk (opens in a new tab)
- nvd.nist.gov/vuln/detail/CVE-2026-19868 (opens in a new tab)
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| SonicWallSonicOS | Affected
| Fixed in– |
Check the firmware or software version for SonicWall SonicOS SSLVPN in the device's admin interface against the vendor advisory.
Description
CVE-2026-19868 is an authentication enforcement vulnerability in the SonicOS SSLVPN service. It allows a user with valid credentials for an alternate authentication method to bypass SAML authentication controls, including SAML-enforced multi-factor authentication (MFA). This could lead to unauthorized access with high confidentiality impact but limited integrity impact. The vulnerability has a CVSS score of 7.5, indicating high severity.