---
id: CVE-2024-30103
title: Microsoft Outlook Remote Code Execution Vulnerability
summary: Microsoft Outlook Remote Code Execution Vulnerability
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-184
vendor: microsoft
product: 365_apps
affected:
  - 365_apps
  - office = 2019
  - office_long_term_servicing_channel = 2021
  - outlook = 2016
published: '2024-06-11'
updated: '2026-07-20'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2024-30103'
references:
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-30103'
    label: secure@microsoft.com
  - url: 'https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-30103'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.03446
epssPercentile: 0.88527
ingestedAt: '2026-07-20T16:41:47.654Z'
---

## Overview

Microsoft Outlook Remote Code Execution Vulnerability

## Affected

- `365_apps`
- `office = 2019`
- `office_long_term_servicing_channel = 2021`
- `outlook = 2016`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.