CVE-2026-5994 — Command Injection in A7100ru

CWE-77 — Command InjectionCWE-78 — OS Command Injection3 documents3 sources
Severity
8.9HIGHNVD
EPSS
1.3%
top 20.61%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Totolink A7100ru
Timeline
PublishedApr 10

Description

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313_b20191024. This issue affects the function setTelnetCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument telnet_enabled results in os command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected Packages1 packages

▶CVEListV5totolink/a7100ru7.4cu.2313_b20191024

🔴Vulnerability Details

2
GHSA
GHSA-3mg5-x6vg-3pmj: A security flaw has been discovered in Totolink A7100RU 7↗2026-04-10
▶
CVEList
Totolink A7100RU CGI cstecgi.cgi setTelnetCfg os command injection↗2026-04-10
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CVE-2026-5994 — Command Injection in Totolink A7100ru | cvebase