How severe is CVE-2019-1297?

CVE-2019-1297 has a CVSS 3.1 base score of 8.8 (HIGH). EPSS estimates a 21.8% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2019-1297: Microsoft Excel Remote Code Execution Vulnerability

CISA Known Exploited Vulnerabilities

Microsoft Excel Remote Code Execution Vulnerability is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-03-03

Remediation due

2022-03-17

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2019-1297

Description

A remote code execution vulnerability exists in Microsoft Excel software when the software fails to properly handle objects in memory, aka 'Microsoft Excel Remote Code Execution Vulnerability'.

Severity

CVSS 3.1 · CISA8.8 HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

SSVC · CISA-ADP

Exploitationactive

Automatableno

Technical impacttotal

Exploitation Context

as of October 14, 2026

All KEV statistics→

CISA added CVE-2019-1297 to the KEV catalog 904 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 (21.8%) is higher than that of 36% of CISA KEV entries.

Affected Products

Vendor	Product	Affected versions
Microsoft	Microsoft Microsoft Excel	2010 Service Pack 2 (32-bit editions) 2010 Service Pack 2 (64-bit editions) 2013 Service Pack 1 (32-bit editions) 2013 Service Pack 1 (64-bit editions) 2013 RT Service Pack 1 2016 (32-bit edition) 2016 (64-bit edition)
Microsoft	Microsoft Microsoft Office	2016 for Mac 2019 for 32-bit editions 2019 for 64-bit editions 2019 for Mac
Microsoft	Microsoft Office 365 ProPlus	32-bit Systems 64-bit Systems

References

1 Links

Other references

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-1297

Record Details

Published

2019-09-11

Last updated

2025-10-21

Assigner (CNA)

microsoft

Credited to

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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.