CVE-2017-8570
Microsoft Office Remote Code Execution Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.
Required action
Apply updates per vendor instructions.
CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2017-8570
Description
Microsoft Office allows a remote code execution vulnerability due to the way that it handles objects in memory, aka "Microsoft Office Remote Code Execution Vulnerability". This CVE ID is unique from CVE-2017-0243.
Severity
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitation Context
as of October 17, 2026- CISA added CVE-2017-8570 to the KEV catalog 1,690 days after its CVE record was published.
- It is one of 391 Microsoft entries in the CISA KEV catalog, and one of 166 added in 2022.
- Its current EPSS score (89.9%) is higher than that of 73% of CISA KEV entries.
Affected Products
| Vendor | Product | Affected versions |
|---|---|---|
| Microsoft Corporation | Microsoft Corporation Microsoft Office 2007 SP3, Microsoft Office 2010 SP2, Microsoft Office 2013 SP1, and Microsoft Office 2016. | Microsoft Office |
References
5 LinksRecord Details
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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.