CVE-2025-29840: Windows Media Remote Code Execution Vulnerability
First published: Tue May 13 2025(Updated: )
<p>Stack-based buffer overflow in Windows Media allows an unauthorized attacker to execute code over a network.</p>
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Windows 10 | =21H2 | |
| Windows 10 | =1809 | |
| Microsoft Windows Server 2019 | ||
| Windows 10 | =22H2 | |
| Windows 10 | ||
| Windows 10 | =1607 | |
| Windows 10 | =22H2 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2019 | ||
| Windows 10 | =22H2 | |
| Windows 10 | =21H2 | |
| Microsoft Windows Server 2022 23H2 | ||
| Windows 10 | ||
| Windows 11 | =23H2 | |
| Windows 10 | =1809 | |
| Windows 11 | =23H2 | |
| Windows 10 | =1607 | |
| Windows 10 | =21H2 | |
| Microsoft Windows Server 2016 | ||
| Windows 11 | =22H2 | |
| Windows 11 | =22H2 | |
| Microsoft Windows Server 2022 | ||
| Microsoft Windows Server 2016 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-29840?
CVE-2025-29840 is rated as a critical vulnerability due to its potential for remote code execution.
How do I fix CVE-2025-29840?
To fix CVE-2025-29840, apply the latest security patches provided by Microsoft for the affected Windows versions.
What systems are affected by CVE-2025-29840?
CVE-2025-29840 affects various versions of Windows 10 and Windows Server including specific builds like 21H2 and 2019.
What is the impact of exploiting CVE-2025-29840?
Exploiting CVE-2025-29840 may allow unauthorized attackers to execute arbitrary code on the affected system.
When was CVE-2025-29840 disclosed?
CVE-2025-29840 was disclosed as part of Microsoft's security updates, but the exact disclosure date may vary.
- collector/mitre-cve
- source/MITRE
- collector/msrc-cve
- source/Microsoft
- collector/msrc
- agent/references
- agent/title
- agent/type
- agent/first-publish-date
- agent/software-canonical-lookup
- agent/softwarecombine
- collector/nvd-api
- source/NVD
- agent/author
- agent/source
- agent/severity
- agent/weakness
- agent/last-modified-date
- agent/tags
- agent/description
- agent/event
- vendor/microsoft
- canonical/windows 10
- version/windows 10/21h2
- version/windows 10/1809
- canonical/microsoft windows server 2019
- version/windows 10/22h2
- version/windows 10/1607
- canonical/microsoft windows server 2022
- canonical/microsoft windows server 2022 23h2
- canonical/windows 11
- version/windows 11/23h2
- canonical/microsoft windows server 2016
- version/windows 11/22h2