IM
IronMonkey Threat Research

CVE-2025-62826 MEDIUM

Published: 2026-07-14 | Last Modified: 2026-09-29 | Status: Modified

Description

An Improper Neutralization of CRLF Sequences in HTTP Headers ('HTTP Response Splitting') vulnerability [CWE-113] vulnerability in Fortinet FortiOS 7.6.0 through 7.6.4, FortiOS 7.4 all versions, FortiOS 7.2 all versions, FortiProxy 7.6.0 through 7.6.4, FortiProxy 7.4 all versions, FortiProxy 7.2 all versions may allow an attacker able to intercept and modify a user's captive portal authentication request to inject arbitrary headers via crafted HTTP requests.

Additional Descriptions (1)

Una vulnerabilidad de neutralización incorrecta de secuencias CRLF en encabezados HTTP ('División de respuesta HTTP') [CWE-113] vulnerabilidad en Fortinet FortiOS 7.6.0 hasta 7.6.4, FortiOS 7.4 todas las versiones, FortiOS 7.2 todas las versiones, FortiProxy 7.6.0 hasta 7.6.4, FortiProxy 7.4 todas las versiones, FortiProxy 7.2 todas las versiones puede permitir a un atacante capaz de interceptar y modificar la solicitud de autenticación del portal cautivo de un usuario inyectar encabezados arbitrarios a través de solicitudes HTTP manipuladas.

CVSS Metrics

Base Score: 4.3 (MEDIUM)

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

Attack VectorNETWORK
Attack ComplexityLOW
Privileges RequiredNONE
User InteractionREQUIRED
ScopeUNCHANGED
Confidentiality ImpactNONE
Integrity ImpactLOW
Availability ImpactNONE

Source: [email protected]

Type: Primary

Exploitability Score: 2.8

Impact Score: 1.4

Weaknesses

Source Type Description
[email protected] Secondary
en CWE-113

Affected Products

Vendor Product Version Update Type
fortinet fortiproxy * <built-in method update of dict object at 0x7fd319dd4100> Application
fortinet fortios * <built-in method update of dict object at 0x7fd34bce1300> Operating System

Affected Configurations

Operator: OR

Vulnerable CPE
Yes cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
Yes cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*