CVE-2026-16348

Command Injection Vulnerability in VPN connection of Archer BE800

HIGH
8.5
CVSS Score
Published: August 24, 2026 at 05:25 PM UTC
Updated: October 12, 2026 at 03:10 PM UTC
1 product affected across 1 vendorArcher BE800

Using Archer BE800 v1 by TP-Link Systems Inc.?

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Severity
HIGH8.5
Exploit prediction
EPSS 2%
SSVC
No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

0 ≤ v < 1.4.2 Build 2607080
Affected range stops below 1.4.2 Build 260708, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.5HIGHTPLink
Vector?

Quick Info

StatusAWAITING ANALYSIS
CWE
CWE-78

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