CVE-2021-4337
8.8 · HIGHOverview
CVE-2021-4337 is a high-severity vulnerability affecting xforwoocommerce add_product_tabs. It was published on June 7, 2023 and has a CVSS 3.1 base score of 8.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
Sixteen XforWooCommerce Add-On Plugins for WordPress are vulnerable to authorization bypass due to a missing capability check on the wp_ajax_svx_ajax_factory function in various versions listed below. This makes it possible for authenticated attackers, with subscriber-level permissions and above, to read, edit, or delete WordPress settings, plugin settings, and to arbitrarily list all users on a WordPress website. The plugins impacted are: Product Filter for WooCommerce < 8.2.0, Improved Product Options for WooCommerce < 5.3.0, Improved Sale Badges for WooCommerce < 4.4.0, Share, Print and PDF Products for WooCommerce < 2.8.0, Product Loops for WooCommerce < 1.7.0, XforWooCommerce < 1.7.0, Package Quantity Discount < 1.2.0, Price Commander for WooCommerce < 1.3.0, Comment and Review Spam Control for WooCommerce < 1.5.0, Add Product Tabs for WooCommerce < 1.5.0, Autopilot SEO for WooCommerce < 1.6.0, Floating Cart < 1.3.0, Live Search for WooCommerce < 2.1.0, Bulk Add to Cart for WooCom
Remediation
Check the references section for vendor advisories and patches from xforwoocommerce. Update add_product_tabs to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| xforwoocommerce | add_product_tabs | >= 0, < 1.5.0 | Affected |
| xforwoocommerce | autopilot_seo | >= 0, < 1.6.0 | Affected |
| xforwoocommerce | bulk_add_to_cart | >= 0, < 1.3.0 | Affected |
| xforwoocommerce | comment_and_review_spam_control | >= 0, < 1.5.0 | Affected |
| xforwoocommerce | floating_cart | >= 0, < 1.3.0 | Affected |
| xforwoocommerce | improved_product_options | >= 0, < 5.3.0 | Affected |
| xforwoocommerce | improved_sale_badges | >= 0, < 4.4.0 | Affected |
| xforwoocommerce | live_product_editor | >= 0, < 4.7.0 | Affected |
| xforwoocommerce | live_search | >= 0, < 2.1.0 | Affected |
| xforwoocommerce | package_quantity | >= 0, < 1.2.0 | Affected |
| xforwoocommerce | price_commander | >= 0, < 1.3.0 | Affected |
| xforwoocommerce | product_filter | >= 0, < 8.2.0 | Affected |
| xforwoocommerce | product_loops | >= 0, < 1.7.0 | Affected |
| xforwoocommerce | share\,_print_and_pdf_products | >= 0, < 2.8.0 | Affected |
| xforwoocommerce | warranties_and_returns | >= 0, < 5.3.0 | Affected |
| xforwoocommerce | xforwoocommerce | >= 0, < 1.7.0 | Affected |
References
Frequently Asked Questions
What is CVE-2021-4337?
CVE-2021-4337 is a high-severity vulnerability affecting xforwoocommerce add_product_tabs. It was published on June 7, 2023 and has a CVSS 3.1 base score of 8.8 (HIGH).
How severe is CVE-2021-4337?
This vulnerability has a CVSS 3.1 base score of 8.8, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2021-4337?
Check the references section for vendor advisories and patches from xforwoocommerce. Update add_product_tabs to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-4337?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-4337 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
AI-driven PR review catches vulnerable dependencies before they ship.
Browser-based exploitation validates findings with real proof-of-concept.
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