Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.
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Fixes

Solution

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Workaround

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History

Tue, 13 Oct 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.
Title Skype for Business Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft skype For Business Server 2015
Microsoft skype For Business Server 2019
Microsoft skype For Business Server Subscription Edition
Weaknesses CWE-36
CPEs cpe:2.3:a:microsoft:skype_for_business_server_2015:*:cu13:*:*:*:*:*:*
cpe:2.3:a:microsoft:skype_for_business_server_2019:*:cu8:*:*:*:*:*:*
cpe:2.3:a:microsoft:skype_for_business_server_subscription_edition:*:cu1:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft skype For Business Server 2015
Microsoft skype For Business Server 2019
Microsoft skype For Business Server Subscription Edition
References
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-13T22:23:13.112Z

Reserved: 2026-08-03T23:58:13.216Z

Link: CVE-2026-70297

cve-icon Vulnrichment

Updated: 2026-10-13T20:43:36.329Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:19:49.643

Modified: 2026-10-13T21:18:18.007

Link: CVE-2026-70297

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses