CVE-2026-20931
Unknown
Unknown - Not Provided
Path Traversal in Windows Telephony Service Enables Privilege Escalation
Publication date: 2026-01-13
Last updated on: 2026-01-13
Assigner: Microsoft Corporation
Description
Description
External control of file name or path in Windows Telephony Service allows an authorized attacker to elevate privileges over an adjacent network.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| microsoft | windows_telephony_service | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-73 | The product allows user input to control or influence paths or file names that are used in filesystem operations. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability involves external control of a file name or path in the Windows Telephony Service, which allows an authorized attacker to elevate their privileges over an adjacent network. [1]
How can this vulnerability impact me? :
An attacker who is authorized and has access to an adjacent network can exploit this vulnerability to elevate their privileges, potentially gaining higher-level access and control over the affected system. [1]
Ask Our AI Assistant
Need more information? Ask your question to get an AI reply (Powered by our expertise)
0/70