CVE•Published 2026-05-25•Modified 2026-05-26•1 article on news•5 live references•NVD data

CVE-2026-9407

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS percentile

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Weaknesses (CWE)

CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Description

A security vulnerability has been detected in Totolink A8000RU 7.1cu.643_b20200521. Affected by this vulnerability is the function setFirewallType of the file /cgi-bin/cstecgi.cgi of the component Web Management Interface. The manipulation of the argument firewallType leads to os command injection. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used.

Timeline

Published 2026-05-25

Modified 2026-05-26

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-9407

Hosts Shodan has explicitly fingerprinted as vulnerable.

More intel sources (5)

Shodan report

vuln:CVE-2026-9407

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-9407

Censys host search filtered to this CVE id.

grep.app

CVE-2026-9407