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CVE-2025-33053

Microsoft Windows External Control of File Name or Path Vulnerability

8.8
CVSS
87.0%
EPSS (exploit prob.)
99.7%
EPSS percentile
Yes
Actively exploited
No
Ransomware use
2025-06-10
Added
→ 0.0 pts
30-day EPSS trend

MITRE ATT&CK techniques

How this vulnerability maps to adversary behaviour, from the Center for Threat-Informed Defense's public CVE→ATT&CK mappings. Use it to check whether your detections already cover the technique.

TechniqueNameRelationship
T1566.001 Spearphishing Attachment exploitation technique
T1059 Command and Scripting Interpreter primary impact
T1041 Exfiltration Over C2 Channel secondary impact
T1056.001 Keylogging secondary impact
T1543 Create or Modify System Process secondary impact

Summary

Microsoft Windows contains an external control of file name or path vulnerability that could allow an attacker to execute code from a remote WebDAV location specified by the WorkingDirectory attribute of Internet Shortcut files.

Affected software

Vendor: Microsoft  ·  Product: Windows

Weakness types (CWE):

CWE-73

What to do

This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.

Related vulnerabilities in Microsoft

CVENameEPSSExploited
CVE-2025-53770 Microsoft SharePoint Deserialization of Untrusted Data Vulnerability 100.0% Yes
CVE-2021-34473 Microsoft Exchange Server Remote Code Execution Vulnerability 100.0% Yes
CVE-2019-0708 Microsoft Remote Desktop Services Remote Code Execution Vulnerability 100.0% Yes
CVE-2015-1635 Microsoft HTTP.sys Remote Code Execution Vulnerability 100.0% Yes
CVE-2021-26855 Microsoft Exchange Server Remote Code Execution Vulnerability 100.0% Yes
CVE-2025-49704 Microsoft SharePoint Code Injection Vulnerability 100.0% Yes
CVE-2021-34523 Microsoft Exchange Server Privilege Escalation Vulnerability 100.0% Yes
CVE-2023-29357 Microsoft SharePoint Server Privilege Escalation Vulnerability 100.0% Yes

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Sources: CISA KEV catalog · NVD · FIRST EPSS · MITRE ATT&CK® · CTID Mappings Explorer

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