October 10, 2023 · Applied Cybernetics Group
CVE-2023-41763 — Microsoft Skype for Business
Microsoft Skype for Business Privilege Escalation Vulnerability
- Added to KEV
2023-10-10- Federal due date
2023-10-31- Vendor
- Microsoft
- Product
- Skype for Business
- EPSS
- 95.0th percentile (score 0.165, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2023-41763
CISA short description
Microsoft Skype for Business contains an unspecified vulnerability that allows for privilege escalation.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.