What’s Vulnerable › Vulnerabilities

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

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-09-17 · updated 2026-09-26
• Weakness: CWE-94

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.

Affected products

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

References

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

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