---
id: CVE-2026-102816
title: Unauthenticated Wireless Regulatory Region Configuration in TP-Link RE305
summary: >-
  An authorization vulnerability exists in the country or region configuration
  interface of TP-Link RE305 V3. An unauthenticated attacker on the same local
  network may modify the wireless regulatory region and force the device to
  reapply i…
severity: medium
cvss: 5.3
cvssVector: 'CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'
cvssSource: cna
cwe:
  - CWE-306
vendor: TP-Link Systems Inc.
product: RE305 v3
affected:
  - re305_v3 < 1.1.8 Build 20260921 Rel. 42853
published: '2026-10-27'
updated: '2026-10-27'
sourceUpdated: '2026-10-27T17:41:21.636Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-102816'
references:
  - url: 'https://www.tp-link.com/us/support/download/re305/v3/#Firmware'
  - url: 'https://www.tp-link.com/en/support/download/re305/v3/#Firmware'
  - url: 'https://www.tp-link.com/us/support/faq/5362/'
tags:
  - cve.org
ingestedAt: '2026-10-27T17:54:31.782Z'
---

## Overview

An authorization vulnerability exists in the country or region configuration interface of TP-Link RE305 V3. An unauthenticated attacker on the same local network may modify the wireless regulatory region and force the device to reapply its wireless configuration. 





Successful exploitation may cause wireless connection interruptions, unavailable channels, client disconnections, or wireless service instability, and may cause the device to apply parameters intended for a different regulatory region.

## Affected

- `re305_v3 < 1.1.8 Build 20260921 Rel. 42853`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.