Summary
Impact: Remote Code Execution. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
How could an attacker exploit this vulnerability?
An unauthenticated attacker who successfully exploited this vulnerability could gain code execution through convincing a user to open a malicious document at which point the attacker could execute arbitrary code in the context of the user.
According to the CVSS metric, the attack vector is network (AV:N) and user interaction is required (UI:R). What is the target context of the remote code execution?
This attack requires a user to open a specially crafted file from the attacker to initiate remote code execution.
Security updates
10.0.17763.7314 — https://support.microsoft.com/help/5058392
10.0.20348.3692 — https://support.microsoft.com/help/5058385
10.0.20348.3630 — https://support.microsoft.com/help/5058500
10.0.19044.5854 — https://support.microsoft.com/help/5058379
10.0.22621.5335 — https://support.microsoft.com/help/5058405
10.0.26100.4061 — https://support.microsoft.com/help/5058411
10.0.26100.3981 — https://support.microsoft.com/help/5058497
10.0.25398.1611 — https://support.microsoft.com/help/5058384
10.0.10240.21014 — https://support.microsoft.com/help/5058387
10.0.14393.8066 — https://support.microsoft.com/help/5058383
6.0.6003.23279 — https://support.microsoft.com/help/5058449
6.0.6003.23279 — https://support.microsoft.com/help/5058429
6.1.7601.27729 — https://support.microsoft.com/help/5058430
6.1.7601.27729 — https://support.microsoft.com/help/5058454
6.2.9200.25475 — https://support.microsoft.com/help/5058451
6.3.9600.22577 — https://support.microsoft.com/help/5058403
Vulnerabilities 1
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High 8.8CVE-2025-29962 EPSS 16%
Windows Media Remote Code Execution Vulnerability
Heap-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.
Revision history
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#1
Information published.
References
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CVE-2025-29962 Windows Media Remote Code Execution Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-29962
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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