Microsoft Skype For Business Server Subscription Edition Cu1

6 CVEs affecting Microsoft Skype For Business Server Subscription Edition Cu1. Latest disclosed: 2026-10-13. Critical: 0, High: 4.

Top CVEs affecting Microsoft Skype For Business Server Subscription Edition Cu1
CVESeverityScorePublishedSummary
CVE-2026-70297High8.82026-10-13Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.
CVE-2026-69646High8.32026-09-08Improper verification of cryptographic signature in Skype for Business allows an unauthorized attacker to perform spoofing over an adjacent network.
CVE-2026-83746High8.12026-10-13Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.
CVE-2026-66305High7.12026-09-08Use of client-side authentication in Skype for Business allows an authorized attacker to perform spoofing over a network.
CVE-2026-85873Medium6.52026-10-13Improper authorization in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.
CVE-2026-69642Medium6.52026-09-08Improper neutralization of input during web page generation ('cross-site scripting') in Skype for Business allows an unauthorized attacker to perform spoofing…