{"id":"CVE-2026-90680","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-90680","generatedAt":"2026-09-20T15:56:47.750Z","title":"The manipulation of the argument PAddress/SubnetMask/Gateway results in stack-based buffer overflow.","description":"A security flaw has been discovered in D-Link DIR-823G 1.0.2B05_20181207. The impacted element is the function strcpy of the file /HNAP1/SetStaticRouteSettings of the component HNAP1. The manipulation of the argument PAddress/SubnetMask/Gateway results in stack-based buffer overflow. The attack can be launched remotely.","published":"2026-09-14T04:16:36.000Z","lastModified":"2026-09-16T15:18:36.000Z","status":"Deferred","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":9.4,"severity":"CRITICAL","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-119","CWE-121"],"affected":[],"epss":{"score":0.00511,"percentile":0.4255,"date":"2026-09-19","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.51%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/dir-823g/SetStaticRouteSettings/README.md","source":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-90680","source":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/914902","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/403213","source":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/403213/cti","source":"cna@vuldb.com"},{"url":"https://www.dlink.com/","source":"cna@vuldb.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-90680","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}