PT-2026-112833 · Microsoft · Skype For Business Server 2015 Cu13+3

CVE-2026-85873

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Published

2026-10-13

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Updated

2026-10-13

CVSS v3.1

6.5

Medium

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Improper authorization in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.

Fix

IDOR

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Weakness Enumeration

CWE-639

Related Identifiers

CVE-2026-85873

Affected Products

Skype For Business Server 2015 Cu13
Skype For Business Server 2019 Cu8
Skype For Business Server Subscription Edition Cu1
Skype For Business Server Subscription Edition