A spoofing vulnerability exists when a Lync Server or Skype for Business Server does not properly sanitize a specially crafted request, aka 'Skype for Business and Lync Spoofing Vulnerability'.
Cross-site scripting (XSS) vulnerability in Microsoft Lync Server 2013 and Skype for Business Server 2015 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Skype for Business Server and Lync Server XSS Elevation of Privilege Vulnerability."
Cross-site scripting (XSS) vulnerability in Microsoft Lync Server 2013 allows remote attackers to inject arbitrary web script or HTML via a crafted URL, aka "Lync Server XSS Information Disclosure Vulnerability."