CVE-2026-16348
Command Injection Vulnerability in VPN connection of Archer BE800
No known exploitation. EPSS puts it in the 80th percentile. Fixed in 1.4.2 Build 260708.
What to do
Find your product and version, then upgrade to the build on the right.
- TP-Link Systems Inc. Archer BE800 v1Affected: < 1.4.2 Build 260708Upgrade to: 1.4.2 Build 260708Stated by: CVE record
Versions as the sources state them. Full version matrix after sign-in
What it is
From the CVE record
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.
In plain language
No plain-language summary for this CVE yet.
Exploitation
Where each signal puts this CVE on the scale from published to confirmed exploited.
- CISA KEV
Not in the catalog. CISA has not confirmed exploitation.
- Public exploits
No public exploit or proof of concept found in the sources we track.
- EPSS
2.0% chance of exploitation activity in the next 30 days, which ranks it in the 80th percentile of scored CVEs.
Exploit Prediction Scoring System, FIRST.org. A probability, not a confirmation.
Lifecycle
7 events over 49 days, from the signal feeds we watch.
- Record updated
- Record updated
- Record updated
- Publishedweakness classified, att&ck mapped, record updated
Affected products
Technical detail
Weaknesses
ATT&CK techniques
Mapped from the weaknesses above (CWE to ATT&CK), not observed in attacks.
Sources
Watch the software you run.
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We'll flag the next CVE, public exploit or patch for Archer BE800 v1, not every advisory.
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