CVE-2026-6155

🗓️ 13 Apr 2026 03:15:24Reported by VulDBType

cve🔗 web.nvd.nist.gov👁 12 Views🌐 WEB

CVE-2026-6155 on Totolink A7100RU enables remote OS command injection via setWanCfg in cstecgi.cgi.

Reporter	Title	Published	Views	Family All 10
ATTACKERKB	CVE-2026-6155	13 Apr 202603:15	–	attackerkb
BDU FSTEC	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.	1 Jun 202600:00	–	bdu_fstec
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
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

[
  {
    "vendor": "Totolink",
    "product": "A7100RU",
    "versions": [
      {
        "version": "7.4cu.2313",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "CGI Handler"
    ]
  }
]

Source	Link
totolink	www.totolink.net/
vuldb	www.vuldb.com/vuln/357035
github	www.github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_196/README.md
vuldb	www.vuldb.com/vuln/357035/cti
vuldb	www.vuldb.com/submit/793679

Parameter	Position	Path	Description	CWE
pppoeServiceName	query param	/cgi-bin/cstecgi.cgi	OS command injection via setWanCfg in CGI Handler on Totolink A7100RU, vulnerable parameter pppoeServiceName; remote attacker can execute commands.	CWE-77, CWE-78

17 Jun 2026 11:00Current

7High risk

Vulners AI Score7

CVSS 49.3

CVSS 3.19.8

CVSS 210

CVSS 39.8

EPSS0.01803

SSVC