{"cve":"CVE-2018-8311","nvd":{"published":"2018-07-11T00:29:02.133","modified":"2026-06-17T02:04:36.753","status":"Modified","description":"A remote code execution vulnerability exists when Skype for Business and Microsoft Lync clients fail to properly sanitize specially crafted content, aka \"Remote Code Execution Vulnerability in Skype For Business and Lync.\" This affects Skype, Microsoft Lync.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-20"],"references":["http://www.securityfocus.com/bid/104624","http://www.securitytracker.com/id/1041259","http://www.securitytracker.com/id/1041260","https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8311","http://www.securityfocus.com/bid/104624"],"products":["microsoft:lync","microsoft:skype_for_business"],"source":"nvd","synced_at":"2026-10-19T20:52:03.425131697+00:00"},"epss":{"cve":"CVE-2018-8311","score":0.16868,"percentile":0.97048,"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."]}