Simple User Import Export <= 1.1.7 - Authenticated (Admin+) CSV Injection

Improper Neutralization of Formula Elements in a CSV File
CVE CVE-2025-13133
CVSS Medium (6.6)
Publicly Published November 17, 2025
Last Updated January 6, 2026
Researcher Ivan Cese
Description

The Simple User Import Export plugin for WordPress is vulnerable to CSV Injection in all versions up to, and including, 1.1.7 via the 'Import/export users' function. This makes it possible for authenticated attackers, with Administrator-level access and above, to embed untrusted input into exported CSV files, which can result in code execution when these files are downloaded and opened on a local system with a vulnerable configuration

References

1 affected software package

Software Type Plugin
Software Slug a3-user-importer (view on wordpress.org)
Patched? No
Affected Version
  • <= 1.1.7
Patched Version
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