CVE Catalog

CVE-2026-16348

HighCVSS 8.5
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Elevated risk
0.91%

57th percentile - higher than 57% of all known CVEs

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.

Risk Assessment

The risk for the organization includes full compromise of the router, which can lead to persistent attacker presence in the network, credential theft, and attacks on other devices in the LAN.

Recommendation

It is recommended to immediately update the firmware of the TP-Link Archer BE800 router to the latest version with fixes. Also restrict administrative access to trusted users and use strong passwords.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS