SEPTEMBER 17, 2026
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Case File

CVE-2026-91853

HIGH · CVSS 7.4 EPSS 1.37% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-15 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

TOTOLINK X5000R devices running version 9.1.0cu.2089_B20211224 are vulnerable to OS command injection through the exportOvpn function in the Export Ovpn Handler component. This flaw allows remote attackers to execute arbitrary commands on the affected system by manipulating the filetype argument. Organizations using this device should prioritize patching or mitigating this vulnerability to prevent potential exploitation.

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-2026-91853
Severity
HIGH
CVSS
7.4
EPSS
1.37%

Original NVD Description

A vulnerability has been found in TOTOLINK X5000R 9.1.0cu.2089_B20211224. The impacted element is the function exportOvpn of the file /cgi-bin/cstecgi.cgi?action=exportOvpn&type=user of the component Export Ovpn Handler. The manipulation of the argument filetype leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.