CVE-2025-47956

Local spoofing via attacker-controlled file paths

Published Jun 10, 2025 · Updated Feb 20, 2026

External path control in Microsoft Windows Security App before 1000.27840.1000.0 allows local users to spoof security content. The app accepts an attacker-controlled file name or path, but Microsoft has not published the affected component or the operation that mishandles it. Exploitation requires a locally authorized user and can disclose information through spoofed content; no integrity or availability impact is reported.

CVSS severity5.5
Medium
EPSS probability0.67%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

External path control in Microsoft Windows Security App before 1000.27840.1000.0 allows local users to spoof security content. The app accepts an attacker-controlled file name or path, but Microsoft has not published the affected component or the operation that mishandles it. Exploitation requires a locally authorized user and can disclose information through spoofed content; no integrity or availability impact is reported.

The record

CVE
CVE-2025-47956
Published
Jun 10, 2025
Updated
Feb 20, 2026
Vendor
Microsoft
Product
Windows Security App
Classifications
CWE-73
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 10, 2025CVE publishedPublication date reported by the CVE source.
  2. Feb 20, 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.

  1. Affected versionversion=1000.0.0.0 <1000.27840.1000.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Microsoft · Windows Security Appversion=1000.0.0.0 <1000.27840.1000.0

Published CVSS scores

5.5Microsoft CorporationCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-73External Control of File Name or Path

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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