What is GHSA-4jv4-mf6r-8mp9?

GHSA-4jv4-mf6r-8mp9 is a security advisory published by GitHub Security Advisories with High severity. A incorrect authorization vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3,...

Which CVE IDs does GHSA-4jv4-mf6r-8mp9 cover?

GHSA-4jv4-mf6r-8mp9 covers the following CVE IDs: CVE-2026-126242. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4jv4-mf6r-8mp9?

GHSA-4jv4-mf6r-8mp9 has a CVSS v3 base score of 7.4, published by GitHub Security Advisories.

GHSA-4jv4-mf6r-8mp9HighCVSS 7.4

A incorrect authorization vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3,...

Vendor

GitHub Security Advisories

Published

November 12, 2026

Last Modified

November 12, 2026

🔗 CVE IDs covered (1)

CVE-2026-126242 →

📋 Description

A incorrect authorization vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an attacker to bypass authentication and gain unauthorized access. Full impersonation however requires the attacker to obtain pre-required id and data via other means.

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-126242
https://fortiguard.fortinet.com/psirt/FG-IR-26-257
https://github.com/advisories/GHSA-4jv4-mf6r-8mp9