high8.3
CVE-2026-69646
Improper verification of cryptographic signature in Skype for Business allows an unauthorized attacker to perform spoofing over an adjacent network.
Impact
Improper verification of cryptographic signature in Skype for Business allows an unauthorized attacker to perform spoofing over an adjacent network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Skype For Business Server | Versions 2015, 2019 |
| Microsoft | Skype For Business Server Subscription Edition | Version 7.0.2046.849 |