Local code execution after user interaction
Published Jun 10, 2025 · Updated Feb 26, 2026
Improper input validation in Microsoft Outlook allows local users to execute code after required user interaction. Microsoft has not published the affected parser, input format, or incorrect validation operation. Exploitation requires local access and low privileges; successful exploitation provides code execution on the affected system.
Summary
What happened
Improper input validation in Microsoft Outlook allows local users to execute code after required user interaction. Microsoft has not published the affected parser, input format, or incorrect validation operation. Exploitation requires local access and low privileges; successful exploitation provides code execution on the affected system.
The record
- CVE
- CVE-2025-47171
- Published
- Jun 10, 2025
- Updated
- Feb 26, 2026
- Vendor
- Microsoft
- Product
- Microsoft Office 2019
- Classifications
- CWE-20, T1204
- Attack vector
- local
- Privileges
- authenticated
Timeline
How it unfolded
- Jun 10, 2025CVE publishedPublication date reported by the CVE source.
- Feb 26, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=19.0.0 <https://aka.ms/OfficeSecurityReleases
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Public exploit references
No public exploit references are available in this record.
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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