CVE-2026-5996

CRITICAL

A security vulnerability has been detected in Totolink A7100RU 7.4cu.2313_b20191024. The affected element is the function setAdvancedInfoShow of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument tty_server leads to os command injection. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used.

CVSS v3.1 Score

9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Published: 4/10/2026Modified: 4/27/2026

Related Intelligence (0)

No articles currently reference this CVE.

References (5)

https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_168/README.mdhttps://vuldb.com/submit/792044https://vuldb.com/vuln/356550https://vuldb.com/vuln/356550/ctihttps://www.totolink.net/