CVE-2026-5993

A vulnerability was identified in Totolink A7100RU 7.4cu.2313_b20191024. This vulnerability affects the function setWiFiGuestCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument wifiOff leads to os command injection. The attack can be executed remotely. The exploit is publicly available and might be used.

Score

CVSS 3.1 9.8 Critical

Status

Deferred - cna@vuldb.com

Published

2026-04-10

Last modified

2026-10-26

Weaknesses

CWE-77, CWE-78

Affected products

• A7100ru Firmware (Totolink)

References

• https://vuldb.com/vuln/356547
• https://vuldb.com/vuln/356547/cti
• https://vuldb.com/submit/792041
• https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_165/README.md
• https://www.totolink.net/