CVE-2026-66307ImportantMonitor
Skype for Business and Lync Denial of Service Vulnerability
Severity Important · Urgency Monitor
Why it matters: Important severity (CVSS 7.5)
Denial of Service · Important · CVSS 7.5. Affects: Skype for Business Server, Skype for Business Server Subscription Edition CU1.
Affected: Skype for Business Server, Skype for Business Server Subscription Edition CU1
Related changes
Change history
2026-09-08 · First captured by tracker