{"id":"CVE-2026-86510","title":"A vulnerability has been found in D-Link DIR-822A A_101","summary":"A vulnerability has been found in D-Link DIR-822A A_101. Affected is the function tunnel_set_params of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The ex…","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-787"],"vendor":"D-Link","product":"DIR-822A","affected":["DIR-822A A_101"],"published":"2026-09-08","updated":"2026-09-08","sourceUpdated":"2026-09-08T17:18:39.887","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-86510","references":[{"url":"https://tzh00203.notion.site/D-Link-DIR-822A-L2TP-Host-Name-AVP-Out-of-Bounds-Write-33cb5c52018a80a7af5fdc1af3d5aa73","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-86510","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/906300","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/399663","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/399663/cti","label":"cna@vuldb.com"},{"url":"https://www.dlink.com/","label":"cna@vuldb.com"}],"tags":["nvd","cve.org","exploit-available"],"epss":0.00511,"epssPercentile":0.41039,"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"total","timestamp":"2026-09-08T16:04:12.456981Z"},"ingestedAt":"2026-09-08T17:06:31.935Z","slug":"CVE-2026-86510","body":"## Overview\n\nA vulnerability has been found in D-Link DIR-822A A_101. Affected is the function tunnel_set_params of the component L2TP Control Message Parser. Such manipulation leads to out-of-bounds write. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.\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":3315,"id":"CVE-2026-86510","ts":1788885299104,"field":"exploit_available","old":"false","new":"true"}]}