AUGUST 4, 2026
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Case File

CVE-2025-21222

HIGH · CVSS 8.8 EPSS 1.28%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2025-04-08 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It affects Windows.

CVE
CVE-2025-21222
Severity
HIGH
CVSS
8.8
EPSS
1.28%
Windows

Original NVD Description

Heap-based buffer overflow in Windows Telephony Service allows an unauthorized attacker to execute code over a network.

Related CVEs

Other vulnerabilities affecting the same vendor(s)

CVE-2026-18018 MEDIUM CVE-2026-17992 MEDIUM CVE-2026-17932 MEDIUM CVE-2026-17908 MEDIUM CVE-2026-17900 MEDIUM CVE-2026-17863 HIGH