SB2026011402 - Missing authorization in FortiFone
Published: January 14, 2026
Security Bulletin ID
SB2026011402
CSH Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Missing authorization (CVE-ID: CVE-2025-47855)
CWE-ID: CWE-862 - Missing Authorization
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
The vulnerability allows a remote attacker to compromise the affected device.
The vulnerability exists due to missing authorization checks in FortiFone Web Portal page. A remote non-authenticated attacker can obtain the device configuration via a specially crafted HTTP request and compromise the affected device.
Remediation
Install update from vendor's website.