medium6.5
CVE-2026-85873
Improper authorization in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.
Impact
Improper authorization in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft | Skype For Business Server Subscription Edition CU1 | from 2046.0 before 7.0.2046.889 |
| Microsoft | Skype For Business Server 2015 CU13 | from 9319.0 before 6.0.9319.886 |
| Microsoft | Skype For Business Server 2019 CU8 | from 2046.0 before 7.0.2046.583 |