CVE-2026-19868SonicOS Vulnerability
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.
Published Nov 6, 2026 · Updated Nov 6, 2026
Key Facts
Routine patching- CVE-2026-19868 is a vulnerability affecting SonicOS.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- No fixed version is listed yet; check the vendor advisory for mitigations.
- Brandefense priority: routine patching, as no exploitation is known and no severity score has been published yet.
Scores
CVSS
n/a
EPSS (30-day exploit likelihood)
n/a
Exploit maturity
None known
ATLAS score
14/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
None known
Public exploit code
0
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Description
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).
Affected Products
1 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| SonicOS | See advisory | n/a |
Timeline
Publicly disclosed
Nov 6, 2026
Weakness Type
- CWE-308 Use of Single-factor Authentication
References
FAQ
Common Questions.
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.
Affected: SonicOS. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: routine patching, as no exploitation is known and no severity score has been published yet.
Is CVE-2026-19868 On Your Attack Surface?
Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.
Request A Demo