Threat Investigation
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CVE-2021-24218

High

Description

The wp_ajax_save_fbe_settings and wp_ajax_delete_fbe_settings AJAX actions of the Facebook for WordPress plugin before 3.0.4 were vulnerable to CSRF due to a lack of nonce protection. The settings in the saveFbeSettings function had no sanitization allowing for script tags to be saved.

SeverityHigh
CVSS8.8
Exploit probability—
ProductFacebook
PublishedApr 12, 2021
First seenApr 12, 2021
Weakness typeCWE-352Cross-site request forgery (CSRF)

How to fix

Update
  • facebook facebook3.0.4 or later

Affected products

ProductAffected versionsFixed in
facebook facebook3.0.0 ≤ v < 3.0.43.0.4

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