High 8.5Published Aug 24, 2026

CVE-2026-16348Command Injection Vulnerability in VPN connection of Archer BE800

Updated under an hour ago (2026-10-19 08:50 UTC)

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It affects TP-Link Systems Inc. Archer BE800 v1. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for TP-Link Systems Inc. Archer BE800 v1

Exploited in the last 30 days

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.

CVSS: 8.5 HIGH (v4.0, CNA)CVSS:4.0/AV:A/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L
Weakness (CWE): CWE-78
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: TPLink
NVD analysis: Awaiting Analysis
Record last updated: Aug 25, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

TP-Link Systems Inc. Archer BE800 v1 tp_link_systems:archer_be800_v1 (from the name)	before 1.4.2 Build 260708	CNA record

References

https://www.tp-link.com/us/support/download/archer-be800/v1/#Firmwarepatch
https://www.tp-link.com/en/support/download/archer-be800/v1/#Firmwarepatch
https://www.tp-link.com/us/support/faq/5264/vendor-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.