CVE-2026-23667
Received Received - Intake
Use-After-Free in Broadcast DVR Enables Local Privilege Escalation

Publication date: 2026-03-10

Last updated on: 2026-03-12

Assigner: Microsoft Corporation

Description
Use after free in Broadcast DVR allows an authorized attacker to elevate privileges locally.
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Meta Information
Published
2026-03-10
Last Modified
2026-03-12
Generated
2026-06-16
AI Q&A
2026-03-10
EPSS Evaluated
2026-06-15
NVD
EUVD
Affected Vendors & Products
Showing 16 associated CPEs
Vendor Product Version / Range
microsoft windows_10_1809 to 10.0.17763.8511 (exc)
microsoft windows_10_1809 to 10.0.17763.8511 (exc)
microsoft windows_10_21h2 to 10.0.19044.7058 (exc)
microsoft windows_10_21h2 to 10.0.19044.7058 (exc)
microsoft windows_10_21h2 to 10.0.19044.7058 (exc)
microsoft windows_10_22h2 to 10.0.19045.7058 (exc)
microsoft windows_10_22h2 to 10.0.19045.7058 (exc)
microsoft windows_10_22h2 to 10.0.19045.7058 (exc)
microsoft windows_11_23h2 to 10.0.22631.6783 (exc)
microsoft windows_11_23h2 to 10.0.22631.6783 (exc)
microsoft windows_11_24h2 to 10.0.26100.7979 (exc)
microsoft windows_11_24h2 to 10.0.26100.7979 (exc)
microsoft windows_11_25h2 to 10.0.26200.7979 (exc)
microsoft windows_11_25h2 to 10.0.26200.7979 (exc)
microsoft windows_11_26h1 to 10.0.28000.1719 (exc)
microsoft windows_11_26h1 to 10.0.28000.1719 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-416 The product reuses or references memory after it has been freed. At some point afterward, the memory may be allocated again and saved in another pointer, while the original pointer references a location somewhere within the new allocation. Any operations using the original pointer are no longer valid because the memory "belongs" to the code that operates on the new pointer.
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Detection Guidance

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Executive Summary

This vulnerability is a use-after-free issue in the Broadcast DVR component. It allows an authorized attacker to elevate their privileges locally on the affected system.

Impact Analysis

An attacker who is already authorized on the system can exploit this vulnerability to gain higher privileges than they normally have. This can lead to full control over the affected system, including the ability to read, modify, or delete sensitive data and disrupt system operations.

Compliance Impact

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Mitigation Strategies

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