CVE-2026-70297: Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to execute code over a network.

PriorityP259high8.8CVSS 3.1

AVNACLPRLUINSUCHIHAH

EPSS

1.02%

63.3th percentile

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

Affected

3 ranges

Vendor	Product	Version range	Fixed in
microsoft	skype_for_business_server_2015_cu13	>= 9319.0 < 6.0.9319.886	6.0.9319.886
microsoft	skype_for_business_server_2019_cu8	>= 2046.0 < 7.0.2046.583	7.0.2046.583
microsoft	skype_for_business_server_subscription_edition_cu1	>= 2046.0 < 7.0.2046.889	7.0.2046.889

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