Microsoft Skype For Business Server Subscription Edition

10 CVEs affecting Microsoft Skype For Business Server Subscription Edition. Latest disclosed: 2026-09-08. Critical: 1, High: 4.

Top CVEs affecting Microsoft Skype For Business Server Subscription Edition
CVESeverityScorePublishedSummary
CVE-2026-66302Critical9.82026-09-08External control of file name or path in Skype for Business allows an unauthorized 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-2026-66307High7.52026-09-08Integer underflow (wrap or wraparound) in Skype for Business allows an unauthorized attacker to deny service over a network.
CVE-2026-66304High7.52026-09-08Server-side request forgery (ssrf) in Skype for Business allows an unauthorized attacker to disclose information 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-2026-69642Medium6.52026-09-08Improper neutralization of input during web page generation ('cross-site scripting') in Skype for Business allows an unauthorized attacker to perform spoofing…
CVE-2026-66308Medium6.52026-09-08Out-of-bounds read in Skype for Business allows an authorized attacker to deny service over a network.
CVE-2026-66306Medium6.52026-09-08Generation of error message containing sensitive information in Skype for Business allows an unauthorized attacker to disclose information over a network.
CVE-2026-66303Medium6.52026-09-08Null pointer dereference in Skype for Business allows an authorized attacker to deny service over a network.
CVE-2026-63523Medium6.52026-09-08Improper neutralization of input during web page generation ('cross-site scripting') in Skype for Business allows an unauthorized attacker to perform spoofing…