Summary
Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Unlikely. Customer action: Required.
Details
What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could elevate from a low integrity level up to a medium integrity level.
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to win a race condition.
Security updates
10.0.17763.8511 — https://support.microsoft.com/help/5078752
10.0.19044.7058 — https://support.microsoft.com/help/5078885
10.0.26200.8037 — https://support.microsoft.com/help/5079473
10.0.26200.7979 — https://support.microsoft.com/help/5079420
10.0.22631.6783 — https://support.microsoft.com/help/5078883
10.0.28000.1719 — https://support.microsoft.com/help/5079466
Vulnerabilities 1
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High 7.0
Broadcast DVR Elevation of Privilege Vulnerability
Use after free in Broadcast DVR allows an authorized attacker to elevate privileges locally.
Revision history
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#1
Information published.
References
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CVE-2026-23667 Broadcast DVR Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-23667
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss