SEPTEMBER 19, 2026
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Case File

CVE-2026-7139

CRITICAL · CVSS 9.8 EPSS 1.77% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2026-04-27 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. Public exploit code or proof-of-concept references have been detected in its references. It may be remotely exploitable.

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-2026-7139
Severity
CRITICAL
CVSS
9.8
EPSS
1.77%

Original NVD Description

A flaw has been found in Totolink A8000RU 7.1cu.643_b20200521. This issue affects the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. This manipulation of the argument mode causes os command injection. The attack is possible to be carried out remotely. The exploit has been published and may be used.