{"id":"CVE-2026-90693","title":"A flaw has been found in D-Link DIR-878 120B05","summary":"A flaw has been found in D-Link DIR-878 120B05. This impacts the function SetWan3Settings of the component WAN Settings. This manipulation of the argument Primary/Secondary causes stack-based buffer overflow. Remote exploitation of the a…","severity":"critical","cvss":9.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","cwe":["CWE-119","CWE-121"],"vendor":"D-Link","product":"DIR-878","affected":["DIR-878 120B05"],"published":"2026-09-14","updated":"2026-09-15","sourceUpdated":"2026-09-15T17:17:38.440","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90693","references":[{"url":"https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/dir-878/SetWan3Settings/README.md","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-90693","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/915573","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/403226","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/403226/cti","label":"cna@vuldb.com"},{"url":"https://www.dlink.com/","label":"cna@vuldb.com"},{"url":"https://github.com/Amalll-Sec/router-vulnerability-research/blob/main/advisories/d-link/dir-878/SetWan3Settings/README.md","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00473,"epssPercentile":0.39981,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-15T15:59:29.350310Z"},"ingestedAt":"2026-09-14T15:23:07.464Z","slug":"CVE-2026-90693","body":"## Overview\n\nA flaw has been found in D-Link DIR-878 120B05. This impacts the function SetWan3Settings of the component WAN Settings. This manipulation of the argument Primary/Secondary causes stack-based buffer overflow. Remote exploitation of the attack is possible.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":67,"depthScoreParts":{"impact":54.5,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":204300,"id":"CVE-2026-90693","ts":1789490450973,"field":"exploit_available","old":"false","new":"true"}]}