CVE-2026-5854

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. Affected by this issue is the function setWiFiEasyCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument merge results in os command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.

Score

CVSS 3.1 9.8 Critical

Status

Deferred - cna@vuldb.com

Published

2026-04-09

Last modified

2026-10-26

Weaknesses

CWE-77, CWE-78

Affected products

• A7100ru Firmware (Totolink)

References

• https://vuldb.com/vuln/356380
• https://vuldb.com/vuln/356380/cti
• https://vuldb.com/submit/791276
• https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_160/README.md
• https://www.totolink.net/