MSRC compact vulnerability detail

CVE-2025-49691 · Windows Miracast Wireless Display Remote Code Execution Vulnerability

Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over an adjacent network.

Severity
Important
Impact
Remote Code Execution
CVSS
8.0 base · 7.0 temporal
Release
2025-07-08
Signals
Windows Media Remote Code Execution Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
Patch Diff
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Description
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over an adjacent network.
FAQ / Articles
Windows Media Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.
Windows Media Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.
FAQ
How could an attacker exploit this vulnerability? An unauthenticated attacker could project to a vulnerable system on the same wireless network that was configured to allow "Projecting to this PC" and marked as "Available Everywhere". This is not a default configuration.
Windows Media Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over an adjacent network.
FAQ
According to the CVSS metric, user interaction is required (UI:R) and privileges required are none (PR:N). What does that mean for this vulnerability? An unauthorized attacker must wait for a user to initiate a connection.