CVE-2026-15429 - Vulnerability Details - OpenCVE

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.

Attack Vector Adjacent Network

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

No data.

References

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

History

Tue, 14 Jul 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 14 Jul 2026 17:15:00 +0000

Type	Values Removed	Values Added
Description		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.
Title		Privilege Escalation via Improper Input Sanitization in TP-Link Archer VX1800v
Weaknesses		CWE-93
References		https://www.tp-link.com/en/support/download/archer-vx1800v/#Firmware https://www.tp-link.com/us/support/faq/5189/
Metrics		cvssV4_0 `{'score': 5.1, 'vector': 'CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N'}`

MITRE

Status: PUBLISHED

Assigner: TPLink

Published: 2026-07-14T17:04:06.888Z

Updated: 2026-07-14T17:53:11.369Z

Reserved: 2026-07-10T16:59:17.389Z

Link: CVE-2026-15429

Vulnrichment

Updated: 2026-07-14T17:53:08.683Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

No data.

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