CVE-2024-30103

HIGH
MEDIUM Priority: 0.30 BB Relevance: 68/100
Published: 2024-06-11 Modified: 2026-11-03 First seen: 2026-11-03 Status: active

Attack Surface

Network Low Complexity No Interaction Conf. Impact Integ. Impact

CVSS Vector Breakdown

AV: Network
AC: Low
PR: Low
UI: None
S: Unchanged
C: High
I: High
A: High

Description

Microsoft Outlook Remote Code Execution Vulnerability

Affected Software (16)

VendorProductVersion
Microsoft Microsoft 365 Apps for Enterprise 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft 365 Apps for Enterprise 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office 2019 19.0.0 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office 2019 19.0.0 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office LTSC 2021 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Office LTSC 2021 16.0.1 < https://aka.ms/OfficeSecurityReleases
Microsoft Microsoft Outlook 2016 16.0.0.0 < 16.0.5452.1000
Microsoft Microsoft Outlook 2016 16.0.0.0 < 16.0.5452.1000
microsoft 365_apps -
microsoft 365_apps -
microsoft office 2019
microsoft office 2019
microsoft office_long_term_servicing_channel 2021
microsoft office_long_term_servicing_channel 2021
microsoft outlook 2016
microsoft outlook 2016

References & Advisories (1)

Bug Bounty Relevance

68 / 100
✓ Network accessible
✓ Low complexity
✓ No user interaction

CVSS Score

8.8 / 10.0 v3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

EPSS — Exploitation Probability

3.42%
Raw Score 0.034170
Percentile 89.0%
Date 2026-11-06

EPSS Trend

2026-11-06
0.03417
2026-11-05
0.03417
2026-11-04
0.03417
2026-11-03
0.03417

Intelligence Sources

mitre ref →
nvd ref →