{
"id": "GHSA-wgfc-85p2-7526",
"aliases": [
"CVE-2026-79911"
],
"details": "A security vulnerability has been detected in TOTOLINK N600R 4.3.0cu.7647_B20210106. The affected element is the function setSystemConfig of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Such manipulation of the argument Hostname leads to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used.",
"affected": [],
"modified": "2026-08-26T00:31:04Z",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H"
},
{
"type": "CVSS_V4",
"score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"
}
],
"published": "2026-08-26T00:31:04Z",
"references": [
{
"url": "https://nvd.nist.gov/vuln/detail/CVE-2026-79911",
"type": "ADVISORY"
},
{
"url": "https://github.com/dxz0069/WAVLINK-WN530H4-Command-Injection-in-set_add_routing/blob/main/TOTOLINK_N600R_cstecgi_strcpy_sprintf_Multi_Function_Stack_Overflow.md",
"type": "WEB"
},
{
"url": "https://vuldb.com/cve/CVE-2026-79911",
"type": "WEB"
},
{
"url": "https://vuldb.com/submit/881258",
"type": "WEB"
},
{
"url": "https://vuldb.com/vuln/395061",
"type": "WEB"
},
{
"url": "https://vuldb.com/vuln/395061/cti",
"type": "WEB"
},
{
"url": "https://www.totolink.net",
"type": "WEB"
}
],
"schema_version": "1.4.0",
"database_specific": {
"cwe_ids": [
"CWE-119"
],
"severity": "CRITICAL",
"github_reviewed": false,
"nvd_published_at": "2026-08-25T23:17:59Z",
"github_reviewed_at": null
}
}