{"id":"CVE-2026-86101","title":"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 c…","summary":"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 c…","severity":"high","cvss":7.2,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:L/VA:N/SC:H/SI:H/SA:N","cwe":["CWE-285","CWE-863"],"vendor":"WatchGuard","product":"Fireware OS","affected":["fireware_os >= 2026.3 < 2026.3.2","fireware_os >= 2025.0 < 2026.2.3","fireware_os >= 12.0 < 12.12.3","fireware_os >= 12.0 < 12.5.21"],"published":"2026-09-30","updated":"2026-09-30","sourceUpdated":"2026-09-30T00:16:36.283","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86101","references":[{"url":"https://psirt.watchguard.com/CVE-2026-86101","label":"5d1c2695-1a31-4499-88ae-e847036fd7e3"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-09-29T23:52:50.549Z","slug":"CVE-2026-86101","body":"## Overview\n\nAn 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":39.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}