CVE-2024-38020

Name: CVE-2024-38020
Creator: NVD / NIST
Published: 2024-07-09T17:15:28.11+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.86%

Last modified Jun 17, 2026

CVE-2024-38020 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Microsoft Outlook Spoofing Vulnerability. EPSS estimates a 1.86% chance of exploitation in the next 30 days.

Description

Microsoft Outlook Spoofing Vulnerability

Metrics

CVSS 3.1

6.5/10

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

EPSS Probability

1.86%

76.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Microsoft	365 Apps	All versions
Microsoft	Office	2016
Microsoft	Office	2019
Microsoft	Office Long Term Servicing Channel	2021
Microsoft	Outlook	2016

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38020Patch, Vendor Advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-38020Patch, Vendor Advisory

Timeline

Published: Jul 9, 2024
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2024-38020?

Microsoft Outlook Spoofing Vulnerability

How severe is CVE-2024-38020?

CVE-2024-38020 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.86% probability of exploitation in the next 30 days.

How do I fix CVE-2024-38020?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2024-38020?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST