CVE-2022-23438

Severity Score

6.1

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track

*SSVC

Descriptions

An improper neutralization of input during web page generation ('Cross-site Scripting') [CWE-79] vulnerability in FortiOS version 7.0.5 and prior and 6.4.9 and prior may allow an unauthenticated remote attacker to perform a reflected cross site scripting (XSS) attack in the captive portal authentication replacement page.

Una neutralización inapropiada de la entrada durante la generación de la página web ("Cross-site Scripting") [CWE-79] vulnerabilidad en FortiOS versión 7.0.5 y anteriores y 6.4.9 y anteriores puede permitir a un atacante remoto no autenticado llevar a cabo un ataque de tipo cross site scripting (XSS) reflejado en la página de sustitución de autenticación del portal cautivo

*Credits: N/A

CVSS Scores

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:Track

Exploitation

None

Automatable

Tech. Impact

Partial

* Organization's Worst-case Scenario

Timeline

2022-01-19 CVE Reserved
2022-07-18 CVE Published
2024-10-22 CVE Updated
2025-07-20 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://fortiguard.com/psirt/FG-IR-21-057	2022-07-25

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				<= 6.4.9 Search vendor "Fortinet" for product "Fortios" and version " <= 6.4.9"		-		Affected
Fortinet Search vendor "Fortinet"		Fortios Search vendor "Fortinet" for product "Fortios"				>= 7.0.0 <= 7.0.5 Search vendor "Fortinet" for product "Fortios" and version " >= 7.0.0 <= 7.0.5"		-		Affected