RCE in Smackcoders Wp Import – Ultimate Csv Xml Importer For Wordpress

CVE-2025-10057

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.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.007 (48.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-10057?
CVE-2025-10057 is a high-severity vulnerability in Smackcoders Wp Import – Ultimate Csv Xml Importer For Wordpress, classified under Code Injection. CVSS score: 8.8/10. Published 2025-09-17.
How severe is CVE-2025-10057?
High severity. CVSS v3 base score is 8.8 out of 10.