CVE-2025-21339 in Windows

Summary

by MITRE • 01/14/2025

Windows Telephony Service Remote Code Execution Vulnerability

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• Responsible: Microsoft
• Disclosure: 01/14/2025
• Moderation: accepted
• Entry: VDB-291781
• CPE: ready
• CWE: CWE-122 (confirmed)
• CVSS: 8.8 (CNA)
• EPSS: 0.01067
• KEV: no
• Activities: very low
• Sector: Hospital, Transportation, ...

Sources

• MITRE: https://www.cve.org/CVERecord?id=CVE-2025-21339
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-21339
• CVE Details: https://www.cvedetails.com/cve/CVE-2025-21339/