Description
A improper neutralization of special elements used in an ldap query ('ldap injection') vulnerability in Fortinet FortiAuthenticator 8.0.0 through 8.0.3, FortiAuthenticator 6.6.0 through 6.6.10 may allow an authenticated attacker to bypass authentication. Successful exploitation requires either a malicious/compromised upstream IdP, or an IdP configuration that allows the user to control the NameID (or the SAML attribute used as the username).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Fortinet | FortiAuthenticator | 8.0.0 ≤8.0.3 | — |
| Fortinet | FortiAuthenticator | 6.6.0 ≤6.6.10 | — |
Advisories 2
- NCSC-2026-0490 Kwetsbaarheden verholpen in Fortinet FortiAuthenticator NCSC-NL (Netherlands) · Nov 12, 2026
- WID-SEC-2026-4519 Fortinet Produkte: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 11, 2026