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CVE-2026-16348

Command Injection Vulnerability in VPN connection of Archer BE800

Published
Last modified
published
Not listed in CISA KEV
Fix
Fixed in 1.4.2 Build 260708
1 proof of concept on GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: total

Summary

An authenticated command injection vulnerability in TP-Link Archer BE800 V1 allows an attacker with administrative access to execute arbitrary system commands with root privileges by injecting shell metacharacters via a VPN connection.  Successful exploitation may enable persistent backdoors, credential theft, LAN reconnaissance, and router-assisted attacks against connected devices.

Timeline

  1. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: total

  2. CVE published
  3. Record last updated

Affected versions

  • TP-Link Systems Inc. Archer BE800 v1

    fixed in 1.4.2 Build 260708

References 4

tp-link.com

GitHub · Slagzz/CVE-2026-16348