CVE-2021-4391: CSRF
First published: Sat Jul 01 2023(Updated: )
The Ultimate Gift Cards for WooCommerce plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 2.1.1. This is due to missing or incorrect nonce validation on the mwb_wgm_save_post() function. This makes it possible for unauthenticated attackers to modify product gift card details via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Credit: security@wordfence.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Wpswings Woocommerce Ultimate Gift Card Wordpress | <2.1.2 |
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Reference Links
- https://blog.nintechnet.com/25-wordpress-plugins-vulnerable-to-csrf-attacks/
- https://blog.nintechnet.com/more-wordpress-plugins-and-themes-vulnerable-to-csrf-attacks/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-1/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-2/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-3/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-4/
- https://blog.nintechnet.com/multiple-wordpress-plugins-fixed-csrf-vulnerabilities-part-5/
- https://plugins.trac.wordpress.org/browser/woo-gift-cards-lite/tags/2.1.2/admin/class-woocommerce-gift-cards-lite-admin.php?rev=2549904#L461
- https://www.wordfence.com/threat-intel/vulnerabilities/id/2da322ea-0206-4838-8ac4-9dd201bb00bc?source=cve
Frequently Asked Questions
What is the severity of CVE-2021-4391?
CVE-2021-4391 is classified as a moderate severity vulnerability due to its potential exploitation via Cross-Site Request Forgery.
How do I fix CVE-2021-4391?
To fix CVE-2021-4391, update the Ultimate Gift Cards for WooCommerce plugin to version 2.1.2 or higher.
Who is affected by CVE-2021-4391?
CVE-2021-4391 affects users of the Ultimate Gift Cards for WooCommerce plugin for WordPress in versions up to and including 2.1.1.
What type of vulnerability is CVE-2021-4391?
CVE-2021-4391 is a Cross-Site Request Forgery vulnerability caused by missing or incorrect nonce validation.
Can an attacker exploit CVE-2021-4391 without authentication?
Yes, CVE-2021-4391 allows unauthenticated attackers to modify plugin settings and data.
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