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The vulnerability of the setWanCfg() function in the cgi-bin/cstecgi.cgi script of the TOTOLINK A7100RU router’s software allows a hacker to execute arbitrary commands.

🗓️ 01 Jun 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

The setWanCfg function on a TOTOLINK A7100RU router enables remote command execution due to poor input sanitization.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-6155
13 Apr 202603:15
attackerkb
Circl
CVE-2026-6155
13 Apr 202604:17
circl
CNNVD
TOTOLINK A7100RU 操作系统命令注入漏洞
13 Apr 202600:00
cnnvd
CVE
CVE-2026-6155
13 Apr 202603:15
cve
Cvelist
CVE-2026-6155 Totolink A7100RU CGI cstecgi.cgi setWanCfg os command injection
13 Apr 202603:15
cvelist
EUVD
EUVD-2026-21810
13 Apr 202606:30
euvd
NVD
CVE-2026-6155
13 Apr 202604:16
nvd
Positive Technologies
PT-2026-32240
13 Apr 202600:00
ptsecurity
RedhatCVE
CVE-2026-6155
14 Apr 202619:22
redhatcve
Vulnrichment
CVE-2026-6155 Totolink A7100RU CGI cstecgi.cgi setWanCfg os command injection
13 Apr 202603:15
vulnrichment
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totolinka7100ruMatch7.4cu.2313_b20191024

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