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CVE-2026-85873

🗓️ 13 Oct 2026 19:01:10Reported by microsoftType 
cve
 cve
🔗 web.nvd.nist.gov👁 2 Views

Improper authorization in Skype for Business and Microsoft Lync allows privilege elevation.

Related
Detection
Affected
Refs
Vulners
CNA
Node
microsoftskype_for_business_serverRange9319.0–6.0.9319.886cu_13x64
Node
microsoftskype_for_business_serverRange2046.0–7.0.2046.583cu_8x64
Node
microsoftskype_for_business_server_cuRange2046.0–7.0.2046.889subscriptionx64
Node
microsoftskype_for_business_server_rtmRange1.0.0–7.0.2046.889subscription
[
  {
    "vendor": "Microsoft",
    "product": "Skype for Business Server 2015 CU13",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "9319.0",
        "lessThan": "6.0.9319.886",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Skype for Business Server 2019 CU8",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "2046.0",
        "lessThan": "7.0.2046.583",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Skype for Business Server Subscription Edition CU1",
    "platforms": [
      "x64-based Systems"
    ],
    "versions": [
      {
        "version": "2046.0",
        "lessThan": "7.0.2046.889",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Skype for Business Server Subscription Edition RTM",
    "versions": [
      {
        "version": "1.0.0",
        "lessThan": "7.0.2046.889",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]

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13 Oct 2026 22:23Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.5
EPSS0.00823
SSVC
2