CVE-2026-86101

Published Sep 30, 2026 CWE-285 CWE-863

Description

An improper authorization vulnerability in WatchGuard Fireware OS's SAML login process allows a remote, authenticated SAML user with access only to the Access Portal to obtain unauthorized Mobile VPN with SSL access through a specially crafted request.

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Weakness Type (CWE)

CWE-285 CWE-285
CWE-863 Incorrect Authorization

References

Frequently Asked Questions

What is CVE-2026-86101? +
An improper authorization vulnerability in WatchGuard Fireware OS's SAML login process allows a remote, authenticated SAML user with access only to the Access Portal to obtain unauthorized Mobile VPN with SSL access through a specially crafted request.
How do I check if I'm vulnerable to CVE-2026-86101? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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