{"id":"CVE-2026-118579","revision":null,"records":[{"revision":"698da3a1e0b342ce879e4c1dc9d027c6","observedAt":"2026-10-29T19:28:49.708+00:00","statement":{"source":"cve-program","id":"CVE-2026-118579","aliases":[],"title":"D-Link DIR-505 Web Management CGI secmark1524.cgi main backdoor","description":"A weakness has been identified in D-Link DIR-505 1.10B02. The impacted element is the function main of the file /secmark1524.cgi of the component Web Management CGI. This manipulation of the argument accu/pass/code/hash/cmds causes backdoor. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.","state":0,"publishedAt":"2026-10-28T23:00:15.627+00:00","modifiedAt":"2026-10-29T17:20:48.522+00:00","affected":[{"ecosystem":"Vendor product","name":"DIR-505","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"D-Link\",\n                    \"product\": \"DIR-505\",\n                    \"versions\": [\n                        {\n                            \"version\": \"1.10B02\",\n                            \"status\": \"affected\"\n                        }\n                    ],\n                    \"cpes\": [\n                        \"cpe:2.3:h:d-link:dir-505:*:*:*:*:*:*:*:*\"\n                    ],\n                    \"modules\": [\n                        \"Web Management CGI\"\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","score":9.3,"severity":"CRITICAL"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","score":9.8,"severity":"CRITICAL"},{"system":"CVSS 3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","score":9.8,"severity":"CRITICAL"},{"system":"CVSS 2.0","vector":"AV:N/AC:L/Au:N/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","score":10,"severity":null}],"references":["https://vuldb.com/vuln/428018","https://vuldb.com/vuln/428018/cti","https://vuldb.com/cve/CVE-2026-118579","https://vuldb.com/submit/1025351","https://github.com/Walnut1337/DIR-505_backdoor/tree/main/poc","https://www.dlink.com/"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-118579","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-118579","identifiers":["CVE-2026-118579"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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