CVE-2021-4337
What it is
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 WooCommerce < 1.3.0, Live Product Editor for WooCommerce < 4.7.0, and Warranties and Returns for WooCommerce < 5.3.0.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.3% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.3% in the next 30 days (EPSS).
- Severity: 8.8 HIGH (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.3% · EPSS, next 30 days
- Weakness
- CWE-862 · Missing authorization
- Record status
- Modified
Affected
- Xforwoocommerce Add Product Tabs < 1.5.0
- Xforwoocommerce Autopilot Seo < 1.6.0
- Xforwoocommerce Bulk Add To Cart < 1.3.0
- Xforwoocommerce Comment And Review Spam Control < 1.5.0
- Xforwoocommerce Floating Cart < 1.3.0
- Xforwoocommerce Improved Product Options < 5.3.0
- Xforwoocommerce Improved Sale Badges < 4.4.0
- Xforwoocommerce Live Product Editor < 4.7.0
Attack profile CVSS 3.1 · 8.8
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-4337.md and follow it. Check whether this project is affected by CVE-2021-4337. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/
- https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/
References
- https://blog.nintechnet.com/16-woocommerce-product-add-ons-plugins-fixed-vulnerabilities/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/05481984-7c18-4ec7-8d7c-831809c3e86b?source=cve
- https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/
- https://blog.nintechnet.com/16-woocommerce-product-add-ons-plugins-fixed-vulnerabilities/
- https://www.wordfence.com/threat-intel/vulnerabilities/id/05481984-7c18-4ec7-8d7c-831809c3e86b?source=cve
- https://xforwoocommerce.com/blog/change-log/xforwoocommerce-1-7-0/