Microsoft Skype for Business Server 2015

1 published vulnerability names this product.

As the CNAs write it in their CVE records (vendor and product); the versions are theirs.

CVEVulnerable versionsTitleSeverityPublishedEPSSExploitation
CVE-2019-0798March 2019 UpdateA spoofing vulnerability exists when a Lync Server or Skype for Business Server does not properly sanitize a specially crafted request, aka MEDIUM 6.12.1 %