CVE-2026-7139

CriticalCVSS 9.8/10Last modified Oct 26, 2026

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-77 CWE-78

Affected software

Vendor	Product	Versions
Totolink	A8000RU	7.1cu.643_b20200521

References

Timeline

Published: Apr 27, 2026
Last modified: Oct 26, 2026
NVD status: Deferred

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