CVE-2025-10001

Import any XML, CSV or Excel File to WordPress <= 3.9.3 - Authenticated (Admin+) Limited Unsafe File Upload

2025-09-09 00:00
Nguyen Truong (Roll)

Strategic Overview

Status
Patched in 3.9.4
Affected Version
<= 3.9.3
CVSS
7.2High
Weakness type
CWE-434 · Unrestricted Upload of File with Dangerous Type
CVE
CVE-2025-10001
View all WP All Import – Drag & Drop Import for CSV, XML, Excel & Google Sheets vulnerabilities

At a glance

CVE-2025-10001 is a high-severity Unrestricted Upload of File with Dangerous Type vulnerability in the WP All Import WordPress plugin, affecting versions <= 3.9.3. It carries a CVSS score of 7.2 (reachable over the network; low attack complexity; high confidentiality, integrity, availability impact). Exploitation requires an authenticated account at Admin level or above. The issue is fixed in version 3.9.4; sites on affected versions should update now. Disclosed September 2025, reported by Nguyen Truong (Roll).

Vulnerability Overview

The Import any XML, CSV or Excel File to WordPress plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the import functionality in all versions up to, and including, 3.9.3. This makes it possible for authenticated attackers, with Administrator-level access and above, to upload unsafe files like .phar files on the affected site's server which may make remote code execution possible.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no interaction from a victim user. A successful exploit has high impact on confidentiality, integrity, availability — full site compromise territory.

CWE-434: Unrestricted Upload of File with Dangerous Type

Reaching this weakness in WP All Import <= 3.9.3 takes an account at Admin level or above. An unrestricted file upload lets a caller store a file whose type or destination the application does not properly constrain.

If an uploaded file lands anywhere the server will execute, the flaw becomes remote code execution and the site should be treated as fully compromised. For WP All Import the fix is 3.9.4: builds <= 3.9.3 are affected, anything from 3.9.4 onward is not.

Remediation

Update to version 3.9.4, or a newer patched version

How does WordSec protect against this?

An attacker needs Admin access first, so the firewall sees the attempt as traffic from a logged-in account: WordSec's web application firewall inspects request payloads before WordPress loads them. Classes like this one can leave something behind, so the staged malware scanner is the second half: it looks for dropped files and modified code rather than for the request that created them. None of that substitutes for the fix: WP All Import 3.9.4 closes this, and updating the plugin is the step that ends it.

  • Firewall
  • Scanner
  • Alerts

External References

Related records

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