AUGUST 4, 2026
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Case File

CVE-2026-3841

HIGH · CVSS 8.8 EPSS 1.77% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-03-12 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. Public exploit code or proof-of-concept references have been detected in its references. Exploitation may require the attacker to be authenticated.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-3841
Severity
HIGH
CVSS
8.8
EPSS
1.77%

Original NVD Description

A command injection vulnerability has been identified in the Telnet command-line interface (CLI) of TP-Link TL-MR6400 v5.3. This issue is caused by insufficient sanitization of data processed during specific CLI operations. An authenticated attacker with elevated privileges may be able to execute arbitrary system commands. Successful exploitation may lead to full device compromise, including potential loss of confidentiality, integrity, and availability.

Related CVEs

Other vulnerabilities affecting the same vendor(s)