Command Injection Vulnerability in VPN connection of Archer BE800 (CVE-2026-16348) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-16348

Command Injection Vulnerability in VPN connection of Archer BE800

Answer in brief

CVE-2026-16348 records a Unknown severity vulnerability in Command Injection Vulnerability in VPN connection of Archer BE800. The current sources do not mark it as known exploited. The current feed maps TP-Link Systems Inc./Archer BE800 v1 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 24, 2026Updated Aug 24, 2026Source checked Aug 24, 2026First seen by HOL Aug 24, 2026Material review Aug 24, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps TP-Link Systems Inc./Archer BE800 v1 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
TP-Link Systems Inc./Archer BE800 v1generic	>=0 <1.4.2 Build 260708	1.4.2 Build 260708

Recommended response

Check inventory. Check lockfiles and deployed manifests for TP-Link Systems Inc./Archer BE800 v1.
Review the reported fix. Update TP-Link Systems Inc./Archer BE800 v1 to 1.4.2 Build 260708 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 24, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 24, 2026

Sources and claim methodology

Upstream source 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.

Quoted source text, attributed separately from HOL analysis.