CVE-2025-9491

HIGH

7.8

Description

Microsoft Windows LNK File UI Misrepresentation Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Windows. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the handling of .LNK files. Crafted data in an .LNK file can cause hazardous content in the file to be invisible to a user who inspects the file via the Windows-provided user interface. An attacker can leverage this vulnerability to execute code in the context of the current user. Was ZDI-CAN-25373.

CVE Details

CVSS v3.1 Score7.8

SeverityHIGH

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published8/26/2025

Last Modified11/5/2025

Sourcenvd

Honeypot Sightings0

Affected Products

microsoft:windows_11_23h2

Weaknesses (CWE)

CWE-451

References

https://www.zerodayinitiative.com/advisories/ZDI-25-148/(zdi-disclosures@trendmicro.com)

https://msrc.microsoft.com/update-guide/advisory/ADV25258226(134c704f-9b21-4f2e-91b3-4a467353bcc0)

https://www.virustotal.com/gui/file/a55789d49c395a9b16cb56b0544266d9ecee409fa3c5fead8082f28c2aff4e76(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.