How severe is CVE-2019-1297?

CVE-2019-1297 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2019-1297 being actively exploited?

Yes. CVE-2019-1297 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-03, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2019-1297?

CVE-2019-1297 primarily affects Microsoft Excel. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2019-1297?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2019-1297 have an EU (EUVD) identifier?

Yes. CVE-2019-1297 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-9862. It is also flagged as exploited in the EUVD (since 2022-03-03).

When was CVE-2019-1297 published?

CVE-2019-1297 was published on 2019-09-11 and last updated on 2026-06-17.

CVE-2019-1297

CVE-2019-1297 is a high-severity vulnerability in Microsoft Excel with a CVSS 3.x base score of 8.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-03-03).

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.3
EPSS exploit prediction: 22% (97th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2022-03-03)
EU (EUVD) id: EUVD-2019-9862
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-03-03)
Affected product: Microsoft Excel
Published: 2019-09-11
Last modified: 2026-06-17

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'.

Frequently asked questions

What is CVE-2019-1297?: 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'.
How severe is CVE-2019-1297?: CVE-2019-1297 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2019-1297 being actively exploited?: Yes. CVE-2019-1297 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-03-03, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2019-1297?: CVE-2019-1297 primarily affects Microsoft Excel. In total, 8 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2019-1297?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2019-1297 have an EU (EUVD) identifier?: Yes. CVE-2019-1297 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2019-9862. It is also flagged as exploited in the EUVD (since 2022-03-03).
When was CVE-2019-1297 published?: CVE-2019-1297 was published on 2019-09-11 and last updated on 2026-06-17.

References

Affected products (8)

cpe:2.3:a:microsoft:excel:2010:sp2:*:*:*:*:*:*
cpe:2.3:a:microsoft:excel:2013:sp1:*:*:*:*:*:*
cpe:2.3:a:microsoft:excel:2013:sp1:*:*:rt:*:*:*
cpe:2.3:a:microsoft:excel:2016:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office:2016:*:*:*:*:macos:*:*
cpe:2.3:a:microsoft:office:2019:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:office:2019:*:*:*:*:macos:*:*
cpe:2.3:a:microsoft:office_365_proplus:-:*:*:*:*:*:*:*

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