{"id":"CVE-2026-83746","title":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.","summary":"Absolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.","severity":"high","cvss":8.1,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H","cwe":["CWE-36"],"published":"2026-10-13","updated":"2026-10-13","sourceUpdated":"2026-10-13T21:18:44.960","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-83746","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83746","label":"secure@microsoft.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-10-13T19:43:29.099Z","vendor":"Microsoft","product":"Skype for Business Server 2015 CU13","affected":["skype_for_business_server_2015_cu13 >= 9319.0 < 6.0.9319.886","skype_for_business_server_2019_cu8 >= 2046.0 < 7.0.2046.583","skype_for_business_server_subscription_edition_cu1 >= 2046.0 < 7.0.2046.889"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-10-13T20:31:53.146326Z"},"epss":0.01147,"epssPercentile":0.66614,"slug":"CVE-2026-83746","body":"## Overview\n\nAbsolute path traversal in Skype for Business and Microsoft Lync allows an authorized attacker to elevate privileges over a network.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":45,"depthScoreParts":{"impact":44.6,"likelihood":0.2,"exploitation":0,"ransomware":0},"changes":[]}