CVE-2025-21366: Microsoft Access Remote Code Execution Vulnerability
First published: Tue Jan 14 2025(Updated: )
Microsoft Access Remote Code Execution Vulnerability
Credit: secure@microsoft.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Microsoft Office LTSC 2021 for 64-bit editions | ||
| Microsoft Office LTSC 2024 for 32-bit editions | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft Office LTSC 2024 for 64-bit editions | ||
| Microsoft Office LTSC 2021 for 32-bit editions | ||
| Microsoft Office 2019 for 32-bit editions | ||
| Microsoft 365 Apps for Enterprise | ||
| Microsoft Office 2019 for 64-bit editions | ||
| Microsoft 365 Apps | ||
| Microsoft 365 Apps | ||
| Microsoft Access | =2016 | |
| Microsoft Office | =2019 | |
| Microsoft Office | =2019 | |
| Microsoft Office | =2021 | |
| Microsoft Office | =2021 | |
| Microsoft Office | =2024 | |
| Microsoft Office | =2024 | |
| Microsoft Access | ||
| Microsoft Access |
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
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2025-21366?
CVE-2025-21366 has been assigned a severity rating that indicates it is critical and can lead to remote code execution.
How do I fix CVE-2025-21366?
To fix CVE-2025-21366, install the latest security updates provided by Microsoft for affected products.
Which Microsoft products are affected by CVE-2025-21366?
CVE-2025-21366 affects various editions of Microsoft Access, Office LTSC, and Microsoft 365 Apps for Enterprise.
Can CVE-2025-21366 exploit unauthorized access?
Yes, if exploited, CVE-2025-21366 can allow an attacker to execute arbitrary code, potentially leading to unauthorized access.
Is there a patch available for CVE-2025-21366?
Yes, Microsoft has released patches that address CVE-2025-21366, which should be applied promptly.
- collector/msrc-cve
- source/Microsoft
- agent/software-canonical-lookup
- agent/title
- agent/description
- agent/first-publish-date
- agent/type
- collector/msrc
- agent/author
- agent/weakness
- collector/darkreading
- source/Dark Reading
- alias/CVE-2025-21335
- alias/CVE-2025-21333
- alias/CVE-2025-21334
- alias/CVE-2025-21186
- alias/CVE-2025-21366
- alias/CVE-2025-21395
- alias/CVE-2025-21275
- alias/CVE-2025-21308
- alias/CVE-2025-21311
- alias/CVE-2025-21307
- alias/CVE-2025-21298
- agent/references
- agent/trending
- collector/nvd-api
- source/NVD
- agent/remedy
- agent/softwarecombine
- agent/source
- agent/news-ai
- zeroday/true
- exploited/true
- agent/severity
- agent/tags
- agent/event
- collector/epss-latest
- source/FIRST
- agent/epss
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/software-canonical-lookup-request
- vendor/microsoft
- canonical/microsoft office ltsc 2021 for 64-bit editions
- canonical/microsoft office ltsc 2024 for 32-bit editions
- canonical/microsoft 365 apps for enterprise
- canonical/microsoft office ltsc 2024 for 64-bit editions
- canonical/microsoft office ltsc 2021 for 32-bit editions
- canonical/microsoft office 2019 for 32-bit editions
- canonical/microsoft office 2019 for 64-bit editions
- canonical/microsoft 365 apps
- canonical/microsoft access
- version/microsoft access/2016
- canonical/microsoft office
- version/microsoft office/2019
- version/microsoft office/2021
- version/microsoft office/2024