CVE-2026-86105

HIGHCVSS 7.1

Description

An improper authorization vulnerability in Fireware OS's Access Portal reverse proxy allows an authenticated, low-privileged Access Portal user to access other web applications they are not authorized for by sending a specially crafted request for a different resource which they are authorized to access.

Timeline

Published:September 30th, 2026 12:16 AM

Last modified:October 6th, 2026 8:47 PM

CVSS Scoring

CVSS v3: 7.1 (HIGH)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N

Affected Software

From NVD CPE configuration data

Vendors

watchguard

Products

fireware

Weaknesses (CWE)

CWE-22 CWE-176 CWE-285

References & Reports

Advisories, patches, and third-party reports

https://psirt.watchguard.com/CVE-2026-86105Patch

Source: NIST NVD · Data may lag official sources by up to one minute