CVE 9.3 CRITICAL

Totolink A7100RU CGI cstecgi.cgi setPortalConfWeChat os command injection_CVE-2026-6026

April 12, 2026 invoker category_cve

9.3 / 10

CRITICAL

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P

Description

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setPortalConfWeChat of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument enable results in os command injection. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

AI Analysis

OS command injection vulnerability in Totolink A7100RU via the setPortalConfWeChat function in the CGI Handler

Basic Information

ID CVE-2026-6026

Source VulDB

Published Apr 10, 2026 at 05:45

Modified Apr 10, 2026 at 11:52

Affected Product

Vendor Totolink

Product A7100RU

Version 7.4cu.2313_b20191024

Affected Versions Totolink A7100RU 7.4cu.2313_b20191024

CWE Classification

CWE-78 CWE-77

AI Assessment

AI Score 9.3 / 10

AI Severity Critical

Vendor Totolink

Product A7100RU

Version 7.4cu.2313_b20191024

References

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    "published": "2026-04-10T05:45:10.860Z",
    "modified": "2026-04-10T11:52:41.453Z",
    "type": "cve",
    "title": "Totolink A7100RU CGI cstecgi.cgi setPortalConfWeChat os command injection",
    "source": "VulDB",
    "references": "https://vuldb.com/vuln/356602\nhttps://vuldb.com/vuln/356602/cti\nhttps://vuldb.com/submit/792047\nhttps://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_171/README.md\nhttps://www.totolink.net/",
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