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CVE-2026-86136

nvd nist
Published: Sep 30, 2026Modified: Oct 6, 2026

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7.1
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XShow less
Source: 5d1c2695-1a31-4499-88ae-e847036fd7e3 (Secondary)

Description

A missing authorization vulnerability in the wgagent management daemon's session initialization function allows an authenticated, low-privileged user (including a read-only or guest administrator account) to crash the wgagent process and read arbitrary files accessible to the daemon by submitting a specially crafted management API request.

Affected (4)

Products: Watchguard: Fireware
1 product
Fireware
Configuration A
4 vulnerable
Vulnerable SoftwareAffected Versions
Watchguard
12.0 ≤ version < 12.5.21
12.12 ≤ version < 12.12.3
2025.0 ≤ version < 2026.2.3
2026.3 ≤ version < 2026.3.2

References (1)

Source: 5d1c2695-1a31-4499-88ae-e847036fd7e3
PatchVendor Advisory

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