Description
An Improper Neutralization of Input During Web Page Generation vulnerability [CWE-79] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.3, FortiOS 7.4.0 through 7.4.8, FortiOS 7.2 all versions, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiProxy 7.6.0 through 7.6.3, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions, FortiProxy 7.0 all versions, FortiSASE 25.2.a may allow an unauthenticated attacker to perform a reflected cross site scripting (XSS) via crafted HTTP requests.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Fortinet | FortiSASE | 25.2.a | — |
| Fortinet | FortiOS | 7.6.0 – ≤ 7.6.2, 7.4.0 – ≤ 7.4.7, 7.2.0 – ≤ 7.2.13, 7.0.0 – ≤ 7.0.19, 6.4.0 – ≤ 6.4.16 | — |
| Fortinet | FortiProxy | 7.6.0 – ≤ 7.6.3, 7.4.0 – ≤ 7.4.8, 7.2.0 – ≤ 7.2.16, 7.0.0 – ≤ 7.0.23 | — |
Advisories 4
- SSA-864900 SSA-864900: Multiple Vulnerabilities in Fortigate NGFW before V7.6.6 on RUGGEDCOM APE1808 Devices Siemens ProductCERT · Oct 13, 2026
- ICSA-25-135-01 Siemens RUGGEDCOM APE1808 Devices CISA ICS & IT advisories · Jul 9, 2026
- NCSC-2025-0355 Kwetsbaarheden verholpen in Fortinet FortiOS en FortiProxy NCSC-NL (Netherlands) · Nov 7, 2025
- WID-SEC-2025-2306 Fortinet FortiProxy und FortiOS: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 14, 2025