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Microsoft Skype For Business Server Subscription Edition vulnerabilities

10 known vulnerabilities, 0 confirmed exploited in the wild (CISA KEV), 10 published in the last 12 months.

Check whether your Microsoft Skype For Business Server Subscription Edition version is affected

Latest Microsoft Skype For Business Server Subscription Edition vulnerabilities

• CVE-2026-66302 — Skype for Business Remote Code Execution Vulnerability (CVSS 9.8)
• CVE-2026-66307 — Skype for Business and Lync Denial of Service Vulnerability (CVSS 7.5)
• CVE-2026-66303 — Skype for Business and Lync Denial of Service Vulnerability (CVSS 6.5)
• CVE-2026-69646 — Skype for Business Spoofing Vulnerability (CVSS 8.3)
• CVE-2026-69642 — Skype for Business Spoofing Vulnerability (CVSS 6.1)
• CVE-2026-66305 — Skype for Business Spoofing Vulnerability (CVSS 7.1)
• CVE-2026-63523 — Skype for Business Spoofing Vulnerability (CVSS 6.1)
• CVE-2026-66308 — Skype for Business and Lync Denial of Service Vulnerability (CVSS 6.5)
• CVE-2026-66306 — Skype for Business Information Disclosure Vulnerability (CVSS 6.5)
• CVE-2026-66304 — Skype for Business Information Disclosure Vulnerability (CVSS 7.5)