Public exploit available
Public proof-of-concept or exploit code exists (ExploitDB / Metasploit / Nuclei).

CVE-2025-47171

CWE-20 — Improper Input Validation5 documents5 sources
Severity
6.7MEDIUM
EPSS
3.2%
top 12.99%
CISA KEV
Not in KEV
Exploit
PoC available
Public exploit / PoC exists
Affected products
8
Microsoft Microsoft 365 Apps FOR EnterpriseMicrosoft Microsoft Office 2019Microsoft Microsoft Office Ltsc 2021+5 more
Timeline
PublishedJun 10
Latest updateJul 8

Description

Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:HExploitability: 0.8 | Impact: 5.9

Affected Packages8 packages

▶CVEListV5microsoft/microsoft_office_201919.0.0 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_outlook_201616.0.0.0 — 16.0.5504.1000
▶CVEListV5microsoft/microsoft_office_ltsc_202116.0.1 — https://aka.ms/OfficeSecurityReleases
▶CVEListV5microsoft/microsoft_office_ltsc_202416.0.0 — https://aka.ms/OfficeSecurityReleases

🔴Vulnerability Details

2
CVEList
Microsoft Outlook Remote Code Execution Vulnerability↗2025-06-10
▶
GHSA
GHSA-j4v3-52c8-2m66: Improper input validation in Microsoft Office Outlook allows an authorized attacker to execute code locally↗2025-06-10
▶

💥Exploits & PoCs

1
Exploit-DB
Microsoft Outlook - Remote Code Execution (RCE)↗2025-07-08
▶

📋Vendor Advisories

1
Microsoft
Microsoft Outlook Remote Code Execution Vulnerability↗2025-06-10
▶