CVE-2025-64231Network attack vector

Authenticated arbitrary file upload via missing type validation

Published Dec 18, 2025 · Updated Dec 18, 2025

Unrestricted file upload in WordPress Contact Form 7 PDF, Google Sheet & Database allows remote authenticated users to upload arbitrary files. The plugin's upload handler accepts submitted files without validating their type, allowing dangerous executable content to reach the WordPress server. Subscriber-level access is required; execution depends on the uploaded file being web-accessible and executable by the host.

CVSS severity9.9
Critical
EPSS probability0.32%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Unrestricted file upload in WordPress Contact Form 7 PDF, Google Sheet & Database allows remote authenticated users to upload arbitrary files. The plugin's upload handler accepts submitted files without validating their type, allowing dangerous executable content to reach the WordPress server. Subscriber-level access is required; execution depends on the uploaded file being web-accessible and executable by the host.

The record

CVE
CVE-2025-64231
Published
Dec 18, 2025
Updated
Dec 18, 2025
Vendor
RedefiningTheWeb
Product
WordPress Contact Form 7 PDF, Google Sheet & Database
Classifications
CWE-434, CAPEC-17, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 18, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 18, 2025Record 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=n/a <=<= 3.0.0 changes=[{"at":"3.1.0","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

RedefiningTheWeb · WordPress Contact Form 7 PDF, Google Sheet & Databaseversion=n/a <=<= 3.0.0 changes=[{"at":"3.1.0","status":"unaffected"}]

Published CVSS scores

9.9PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

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)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-434Unrestricted Upload of File with Dangerous Type
CAPEC-17Using Malicious Files
T1190Exploit Public-Facing Application

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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