CVE-2026-86101 — Fireware OS Authorization Bypass in SAML Login Allows Unauthorized SSLVPN Access

CVE-2026-86101

Fireware OS Authorization Bypass in SAML Login Allows Unauthorized SSLVPN Access PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / product	Versions
WatchGuard / Fireware OS	affected 2026.3 before 2026.3.2; affected 2025.0 before 2026.2.3; affected 12.0 before 12.12.3
WatchGuard / Fireware OS	affected 12.0 before 12.5.21

CWE

CWE-285, CWE-863

References

https://psirt.watchguard.com/CVE-2026-86101

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.