{"cve":"CVE-2018-8626","nvd":{"published":"2018-12-12T00:29:01.387","modified":"2026-06-17T02:05:13.097","status":"Modified","description":"A remote code execution vulnerability exists in Windows Domain Name System (DNS) servers when they fail to properly handle requests, aka \"Windows DNS Server Heap Overflow Vulnerability.\" This affects Windows Server 2012 R2, Windows Server 2019, Windows Server 2016, Windows 10, Windows 10 Servers.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-787"],"references":["http://www.securityfocus.com/bid/106076","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8626","http://www.securityfocus.com/bid/106076","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8626"],"products":["microsoft:windows_10","microsoft:windows_server_2012","microsoft:windows_server_2016","microsoft:windows_server_2019"],"source":"nvd","synced_at":"2026-10-19T20:54:36.112582389+00:00"},"epss":{"cve":"CVE-2018-8626","score":0.21241,"percentile":0.97594,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}