Microsoft Outlook Spoofing Vulnerability

CVE-2024-38020 is a spoofing vulnerability in Microsoft Office Outlook (rated Moderate, CVSS 6.5).

1 version

Microsoft id: CVE-2024-38020
Products: Microsoft Office Outlook
Severity: Moderate
Impact: Spoofing
CVSS: 6.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
Exploited: No
Publicly disclosed: No
Exploitability: Exploitation Less Likely
Customer action required: Yes
Release: 2024-Jul
Assigned by: Microsoft
Weakness: CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
MSRC revision: 1.0
Status pages: Outlook status
First captured by us: 13 Nov 2026, 14:55 UTC (from our first import of this list)
Microsoft last modified: 9 Jul 2024, 07:00 UTC
Source: Security updates · open the original at Microsoft

Microsoft's revision notes

Is the Preview Pane an attack vector for this vulnerability? No, the Preview Pane is not an attack vector.

Security updates, 07:00 UTC, 9 Jul 2024

One version so far. If Microsoft edits it, each change shows here with what was removed and added.

First version we captured · 14:55 UTC, 13 Nov
The text as we first saw it
Seen by us 14:55 UTC, 13 Nov · Microsoft's timestamp 07:00 UTC, 9 Jul 2024 · Microsoft's page