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CVE-2026-7140

CRITICAL · CVSS 9.8 EPSS 1.25% Public Exploit

Source: NVD + CISA KEV + EPSS · Published: 2026-04-27 · Last synced: 2026-05-27

CyberRota Analysis

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Public Exploit Signal

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

Detected Signals
exploit
GitHub PoC Links
github.com ↗

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

CVE
CVE-2026-7140
Severity
CRITICAL
CVSS
9.8
EPSS
1.25%

Original NVD Description

A vulnerability has been found in Totolink A8000RU 7.1cu.643_b20200521. Impacted is the function CsteSystem of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument HTTP leads to os command injection. The attack may be performed from remote. The exploit has been disclosed to the public and may be used.