OCTOBER 8, 2026
Live Feed
Back to database
Case File

CVE-2026-84409

HIGH · CVSS 7.5 EPSS 0.39% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-29 · Last synced 2026-10-08

CyberRota Analysis

AI-Generated

The vulnerability lies in the device's update mechanism, which retrieves and stores metadata over an unencrypted HTTP connection, allowing attacker-controlled data to be injected into the web interface as HTML. This flaw enables an attacker to execute arbitrary code with root privileges, posing a significant risk to the device's security. Organizations using this device should prioritize remediation to prevent potential exploitation and unauthorized access to critical system functions.

Public Exploit Signal

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

Detected Signals
exploit
GitHub PoC Links

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

CVE
CVE-2026-84409
Severity
HIGH
CVSS
7.5
EPSS
0.39%

Original NVD Description

The device's update mechanism retrieves metadata for software updates over an unencrypted HTTP connection and stores portions of that metadata for later use. A management interface subsequently returns this stored value in a JSON response, and the web interface responsible for displaying update information inserts that value directly into the page as HTML. This behavior allows attacker‑controlled metadata to be interpreted as script content. In addition, the same authenticated origin provides an interface capable of executing system‑level commands with root privileges. An attacker able to influence update metadata could exploit these conditions to execute arbitrary code within the administrative context of the device.