CVE-2026-15429

A privilege escalation vulnerability exists in the HTTP authentication component in Archer VX1800v v1. Improper handling of user-controlled input may allow newline characters to be injected into internally constructed configuration data. An authenticated user with sufficient privileges may be able to modify account settings and gain elevated administrative privileges.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.tp-link.com/en/support/download/archer-vx1800v/#Firmware	Product
https://www.tp-link.com/us/support/faq/5189/	Vendor Advisory

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:o:tp-link:archer_vx1800v_firmware::::::::
	cpe:2.3:o:tp-link:archer_vx1800v_firmware:2.0.0:::::::*

cpe:2.3:h:tp-link:archer_vx1800v:1.0:*:*:*:*:*:*:*

History

24 Oct 2026, 21:10

Type	Values Removed	Values Added
Summary		(es) Existe una vulnerabilidad de escalada de privilegios en el componente de autenticación HTTP en Archer VX1800v v1. El manejo inadecuado de la entrada controlada por el usuario puede permitir que se inyecten caracteres de nueva línea en datos de configuración construidos internamente. Un usuario autenticado con privilegios suficientes puede ser capaz de modificar la configuración de la cuenta y obtener privilegios administrativos elevados.

Information

Published : 2026-07-14 17:16

Updated : 2026-10-24 21:10

NVD link : CVE-2026-15429

Mitre link : CVE-2026-15429

CVE.ORG link : CVE-2026-15429

JSON object : View

Products Affected

tp-link

archer_vx1800v_firmware
archer_vx1800v

CWE

CWE-93

Improper Neutralization of CRLF Sequences ('CRLF Injection')

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