High 8.8Known exploited (CISA KEV)Published Aug 13, 2024

CVE-2024-38189Microsoft Project Remote Code Execution Vulnerability

Updated under an hour ago (Oct 27, 2026, 8:40 AM ET)

Does this affect you?

It affects Microsoft Office 2019 and 5 other products. Add what you run to find out whether that includes you.

CISA lists it as known exploited since Aug 13, 2024; federal agencies had to remediate by Sep 3, 2024. Treat that date as your deadline.

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Every CVE for Microsoft Office 2019

Exploited in the last 30 days

Microsoft Project Remote Code Execution Vulnerability

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C
Weakness (CWE): CWE-20
Known exploited: Added to CISA KEV Aug 13, 2024; federal remediation due Sep 3, 2024Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
EPSS (exploitation in the next 30 days): 8.19% (percentile 95)
Assigned by: microsoft
NVD analysis: Analyzed
Record last updated: Oct 21, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Microsoft Microsoft Office 2019 microsoft:office_2019 (from the name)	from 19.0.0 before https://aka.ms/OfficeSecurityReleases	CNA record
Microsoft Microsoft 365 Apps for Enterprise microsoft:365_apps_for_enterprise (from the name)	from 16.0.1 before https://aka.ms/OfficeSecurityReleases	CNA record
Microsoft Microsoft Project 2016 microsoft:project_2016 (from the name)	from 16.0.0.0 before 16.0.5461.1001	CNA record
Microsoft Microsoft Office LTSC 2021 microsoft:office_ltsc_2021 (from the name)	from 16.0.1 before https://aka.ms/OfficeSecurityReleases	CNA record
microsoft 365_apps microsoft:365_apps	all versions	NVD
microsoft office_2019 microsoft:office_2019	all versions; all versions	NVD
microsoft office_long_term_servicing_channel microsoft:office_long_term_servicing_channel	2021; 2021	NVD
microsoft project_2016 microsoft:project_2016	before 16.0.5461.1001	NVD

References

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38189	vendor-advisory, patch
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-38189	us-government-resource

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.