CVE-2026-15427: TP-Link Archer VX1800V Firmware

High severity, CVSS 8.1. EPSS: 0.8% chance of exploitation in the next 30 days.

An OS command injection vulnerability exists in the TR-069 / CWMP management interface of Archer VX1800v v1 due to insufficient input validation and sanitization of parameters, allowing crafted input to be executed as system-level commands. Exploitation requires specific conditions such as TR-069 being enabled and ability to influence ACS-delivered commands, compromise or control an ACS server. Successful exploitation may allow arbitrary command execution with root privileges, resulting in complete compromise of the device.

Affected products

• TP-Link Archer VX1800V Firmware: before 0.16.0 (fixed in 0.16.0); version 2.0.0 only

Published 2026-07-14. Last modified 2026-08-06.