CVE-2023-6979: Customer Reviews for WooCommerce <= 5.38.9 - Authenticated (Author+) Arbitrary File Upload

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-01-11 · updated 2026-06-17
Weakness: CWE-434

Description

The Customer Reviews for WooCommerce plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the ivole_import_upload_csv AJAX action in all versions up to, and including, 5.38.9. This makes it possible for authenticated attackers, with author-level access and above, to upload arbitrary files on the affected site's server which may make remote code execution possible.

Affected products

ivole Customer Reviews for WooCommerce: through 5.38.9

References

https://drive.proton.me/urls/K4R2HDQBS0#iuTPm3NqZEdz
https://plugins.trac.wordpress.org/browser/customer-reviews-woocommerce/trunk/includes/import-export/class-cr-reviews-importer.php#L35
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3016708%40customer-reviews-woocommerce&new=3016708%40customer-reviews-woocommerce&sfp_email=&sfph_mail=
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3018507%40customer-reviews-woocommerce&new=3018507%40customer-reviews-woocommerce&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/4af801db-44a6-4cd3-bd1a-3125490c8c48?source=cve
https://drive.proton.me/urls/K4R2HDQBS0#iuTPm3NqZEdz
https://plugins.trac.wordpress.org/browser/customer-reviews-woocommerce/trunk/includes/import-export/class-cr-reviews-importer.php#L35
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3016708%40customer-reviews-woocommerce&new=3016708%40customer-reviews-woocommerce&sfp_email=&sfph_mail=
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3018507%40customer-reviews-woocommerce&new=3018507%40customer-reviews-woocommerce&sfp_email=&sfph_mail=
https://www.wordfence.com/threat-intel/vulnerabilities/id/4af801db-44a6-4cd3-bd1a-3125490c8c48?source=cve

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