CWE-422 (Unprotected Windows Messaging Channel ('Shatter')) documents a weakness type used across vulnerability databases and security assessments. Use the sections below for definition, context, and mapped CVEs.
The 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.
| Kind | Name | Class | Prevalence | OS / CPE |
|---|---|---|---|---|
| language | — | Not Language-Specific | Undetermined | — |
These CVEs are mapped to this weakness in this database and kept for traceability and search.
| CVE | Published | Summary |
|---|---|---|
| CVE-2025-22894 | 2025-02-06 | Unprotected Windows messaging channel ('Shatter') issue exists in Defense Platform Home Edition Ver.3.9.51.x and earlier. If an attacker sends a specially crafted message to the specific process of th… |
| CVE-2025-20094 | 2025-02-06 | Unprotected Windows messaging channel ('Shatter') issue exists in Defense Platform Home Edition Ver.3.9.51.x and earlier. If an attacker sends a specially crafted message to the specific process of th… |
| Date | Name | Version | Importance | Comment |
|---|---|---|---|---|
| 2008-07-01 | Eric Dalci | 1.0 | — | updated Potential_Mitigations, Time_of_Introduction |
| 2008-09-08 | CWE Content Team | 1.0 | — | updated Relationships, Other_Notes, Taxonomy_Mappings |
| 2008-10-14 | CWE Content Team | 1.0.1 | — | updated Other_Notes, Relationship_Notes, Research_Gaps |
| 2011-06-01 | CWE Content Team | 1.13 | — | updated Common_Consequences |
| 2012-05-11 | CWE Content Team | 2.2 | — | updated References, Relationships |
| 2012-10-30 | CWE Content Team | 2.3 | — | updated Potential_Mitigations |
| 2014-07-30 | CWE Content Team | 2.8 | — | updated Relationships, Taxonomy_Mappings |
| 2017-11-08 | CWE Content Team | 3.0 | — | updated Applicable_Platforms, Relationships |
| 2020-02-24 | CWE Content Team | 4.0 | — | updated Relationships |
| 2023-01-31 | CWE Content Team | 4.10 | — | updated Description |
| 2023-04-27 | CWE Content Team | 4.11 | — | updated Relationships |
| 2023-06-29 | CWE Content Team | 4.12 | — | updated Mapping_Notes |
| 2025-12-11 | CWE Content Team | 4.19 | — | updated Weakness_Ordinalities |