CVE-2023-6558: Export and Import Users and Customers (WordPress plugin) · Unrestricted File Upload
Affects Export and Import Users and Customers (WordPress plugin)Source CVE Database V5
Not known to be exploited · CVSS 7.2 High.
Data as of 26 Oct 2026, 08:30 UTC
- EPSS
- 1.3% chance of exploitation in 30 days – higher than 71% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 11 Jan 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| webtoffee Export and Import Users and Customers | Affected
| Fixed in– |
AI-suggested
European organizations should immediately verify if they use the 'Export and Import Users and Customers' plugin by webtoffee and identify the version in use. In the interim, restrict shop manager and higher privileges to trusted personnel only and enforce strong authentication mechanisms, including multi-factor authentication (MFA). Implement web application firewalls (WAFs) with rules to detect and block suspicious file upload attempts and anomalous HTTP requests targeting the vulnerable endpoint. Conduct thorough audits of uploaded files and server directories for unauthorized or suspicious files. Consider disabling or uninstalling the plugin if it is not essential. Regularly review and tighten file upload restrictions at the server and application level, ensuring only safe file types are accepted. Finally, maintain comprehensive logging and monitoring to detect potential exploitation attempts early.
Description
The Export and Import Users and Customers plugin for WordPress is vulnerable to arbitrary file uploads due to insufficient file type validation on the 'upload_import_file' function in versions up to, and including, 2.4.8. This makes it possible for authenticated attackers with shop manager-level capabilities or above, to upload arbitrary files on the affected site's server which may make remote code execution possible.
References
- wordfence.com/threat-intel/vulnerabilities/id/55b3e2dc-dc4f-408b-bbc6-da72ed5ad245?source=cve (opens in a new tab)
- plugins.trac.wordpress.org/browser/users-customers-import-export-for-wp-woocommerce/tags/2.4.7/admin/modules/import/classes/class-import-ajax.php (opens in a new tab)
- plugins.trac.wordpress.org/changeset/3008454/users-customers-import-export-for-wp-woocommerce (opens in a new tab)