CVE-2024-21378

Microsoft Outlook Remote Code Execution Vulnerability

Microsoft Outlook Remote Code Execution Vulnerability

Affected

Microsoft · Microsoft 365 Apps for Enterprise · Microsoft Office 2019 · Microsoft Office LTSC 2021 · Microsoft Outlook 2016

CVSS v3.1 MICROSOFT

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

10.98% chance of exploitation in the next 30 days, 96th percentile

Published

2024-02-13

Updated

2026-08-10

Proof-of-concept exploits (1)

• d0rb/CVE-2024-213789★ · 2024-03-13

Security advisories

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21378

References

• CVE Record
• NVD entry

Related

• CVE-2021-34527
• CVE-2021-3773
• CVE-2023-26469
• CVE-2023-2916
• CVE-2023-30943
• CVE-2023-33242