HUSKY: powerful filtering, but not worth the security risk

HUSKY, formerly known as WOOF, is a WooCommerce product-filter plugin built for stores where the default catalog controls are not enough. It can filter by categories, attributes, tags, price, SKU, text, custom metadata, ACF fields and product taxonomies. It can also display filters as checkboxes, radio buttons, dropdowns, sliders, colors, images and labels. AJAX filtering, product-count updates, shortcode-based product grids, saved searches and a step-by-step product wizard give it an unusually broad feature set.

That breadth is HUSKY’s real strength. For a catalog with thousands of products, several attribute systems and unusual filtering requirements, it gives developers many ways to construct a search interface without writing every query from scratch. The free WordPress.org version documents AJAX filtering, price ranges, SKU search and a Turbo Mode intended to avoid generating large MySQL queries. It also documents compatibility with WPML, Divi and PHP 7.4 through PHP 8.x. The plugin’s shortcode and API approach can be useful when a standard sidebar widget is too limiting.

HUSKY is less convincing as a polished store-owner tool. The settings are extensive rather than intuitive, and important behaviour depends on the theme’s product-loop markup, the selected comparison logic and whether the filter is operating in AJAX, redirect or Turbo Mode. The plugin itself says AJAX works with roughly 95% of WordPress themes and should be tested before production. That is a useful warning: the remaining compatibility cases are exactly the ones that can cause broken pagination, incorrect product counts, filters that disappear on mobile, or results that fail to update.

The support forum shows recurring reports about category context being lost, price sliders showing irrelevant ranges, filters failing after WooCommerce updates, mobile display problems and custom Elementor or Divi layouts not behaving as expected. Several issues are resolved through configuration changes, but that still means the plugin demands testing and troubleshooting rather than simply being installed and forgotten. User reviews are broadly positive, with strong praise for support, yet the reviews also include complaints about complexity and the plugin overriding custom product-collection behaviour.

The larger problem is security. NVD records CVE-2025-1661, a critical unauthenticated local-file-inclusion vulnerability affecting HUSKY versions through 1.3.6.5. Wordfence’s vulnerability record later lists additional issues, including unauthenticated SQL injection through version 1.3.7.1 and authenticated object-reference problems through version 1.3.7.3. The current version must be checked directly before use, but this pattern is enough to make HUSKY a poor default recommendation for a new production store.

Compared with FacetWP, HUSKY offers more WooCommerce-specific controls and a free starting point, while FacetWP is more structured, developer-focused and built around an indexing system; its Basic plan is documented at $99 per year. Filter Everything is the more obvious alternative for stores wanting URL-friendly filtering that works across themes and page builders with less reliance on custom markup. WooCommerce’s own Product Filters extension is also a safer fit when a store can accept a narrower feature set and prefers official WooCommerce documentation and support channels.

Verdict: HUSKY can solve difficult filtering requirements, but new stores should choose a better-maintained alternative. Keep it only on an existing installation where its features are already embedded, updates are monitored, and every change is tested on staging.