CWE-422: Unprotected Windows Messaging Channel ('Shatter')
low-riskThe product does not properly verify the source of a message in the Windows Messaging System while running at elevated privileges, creating an alternate channel through which an attacker can directly send a message to the product.
Abstraction: Variant
Common Consequences
Access Control
→
Gain Privileges or Assume Identity
Real-World Examples (2)
| CVE | CVSS | EPSS | KEV |
|---|---|---|---|
| CVE-2025-20094 | 8.8 | 0.0% | — |
| CVE-2025-22894 | 8.8 | 0.0% | — |
0
/ 100
low-risk
Active Threat
0/50 · Minimal
Exploit Availability
0/50 · Minimal