CVE-2026-5853

🗓️ 09 Apr 2026 06:30:21Reported by VulDBType

cve🔗 web.nvd.nist.gov👁 49 Views🌐 WEB

Totolink A7100RU vulnerability enables command injection via setIpv6LanCfg using addrPrefixLen.

Reporter	Title	Published	Views	Family All 10
attackerkb	CVE-2026-5853	9 Apr 202606:30	–	attackerkb
Circl	CVE-2026-5853	9 Apr 202607:39	–	circl
CNNVD	TOTOLINK A7100RU 操作系统命令注入漏洞	9 Apr 202600:00	–	cnnvd
Cvelist	CVE-2026-5853 Totolink A7100RU CGI cstecgi.cgi setIpv6LanCfg os command injection	9 Apr 202606:30	–	cvelist
EUVD	EUVD-2026-20868	9 Apr 202609:31	–	euvd
NVD	CVE-2026-5853	9 Apr 202607:16	–	nvd
Positive Technologies	PT-2026-31592	9 Apr 202600:00	–	ptsecurity
Rapid7 Vulnerability Database (full)	CVE-2026-5853: Improper Neutralization of Special Elements used in an OS Command	9 Apr 202600:00	–	rapid7
RedhatCVE	CVE-2026-5853	5 Jun 202619:19	–	redhatcve
Vulnrichment	CVE-2026-5853 Totolink A7100RU CGI cstecgi.cgi setIpv6LanCfg os command injection	9 Apr 202606:30	–	vulnrichment

Vulners

Node

totolink a7100ruMatch7.4cu.2313_b20191024

[
  {
    "vendor": "Totolink",
    "product": "A7100RU",
    "versions": [
      {
        "version": "7.4cu.2313_b20191024",
        "status": "affected"
      }
    ],
    "cpes": [
      "cpe:2.3:o:totolink:a7100ru_firmware:*:*:*:*:*:*:*:*"
    ],
    "modules": [
      "CGI Handler"
    ]
  }
]

Source	Link
totolink	www.totolink.net/
vuldb	www.vuldb.com/vuln/356379/cti
vuldb	www.vuldb.com/vuln/356379
vuldb	www.vuldb.com/submit/791274
github	www.github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_159/README.md

Parameter	Position	Path	Description	CWE
addrPrefixLen	query param	/cgi-bin/cstecgi.cgi	OS command injection via addrPrefixLen parameter in setIpv6LanCfg function of CGI Handler; remote exploit possible.	CWE-77, CWE-78

17 Jun 2026 10:59Current

7.8High risk

Vulners AI Score7.8

CVSS 49.3

CVSS 3.19.8

CVSS 39.8

CVSS 210

EPSS0.03253

SSVC