CVE-2026-20821
Unknown
Unknown - Not Provided
Information Disclosure in Windows RPC Allows Local Data Exposure
Publication date: 2026-01-13
Last updated on: 2026-01-13
Assigner: Microsoft Corporation
Description
Description
Exposure of sensitive information to an unauthorized actor in Windows Remote Procedure Call allows an unauthorized attacker to disclose information locally.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | windows_remote_procedure_call | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-200 | The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves the exposure of sensitive information to an unauthorized actor through the Windows Remote Procedure Call mechanism, allowing an attacker to disclose information locally without proper authorization. [1]
How can this vulnerability impact me? :
The vulnerability can lead to unauthorized disclosure of sensitive information on a local system, potentially compromising confidentiality and leading to information leakage. [1]
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