CVE-2026-5978: Totolink A7100RU CGI cstecgi.cgi setWiFiAclRules os command injection
A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313b20191024. Affected is the function setWiFiAclRules of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument mode leads to os command injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-5978?
CVE-2026-5978 is classified as a high severity vulnerability due to the potential for remote code execution.
How do I fix CVE-2026-5978?
To fix CVE-2026-5978, you should upgrade the Totolink A7100RU router to the latest firmware that addresses this vulnerability.
What type of vulnerability is CVE-2026-5978?
CVE-2026-5978 is an OS command injection vulnerability affecting the CGI handler of the Totolink A7100RU.
Who is affected by CVE-2026-5978?
Users of Totolink A7100RU routers running firmware version 7.4cu.2313_b20191024 are affected by CVE-2026-5978.
What can an attacker do with CVE-2026-5978?
An attacker can exploit CVE-2026-5978 to execute arbitrary OS commands on the affected Totolink A7100RU device.