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Developer Advisories

Important alerts and advisories for our developer community. This category houses critical updates, security notices, and essential information that impacts your development workflow with WooCommerce. Keep an eye here to stay informed and ensure your projects remain secure and up-to-date.

  • Store API Vulnerability Patched in WooCommerce 5.4+ – What You Need To Know

    Store API Vulnerability Patched in WooCommerce 5.4+ – What You Need To Know

    Beau Lebens Avatar
    Beau Lebens

    |

    Mar 2, 2026


    A critical phishing vulnerability has been patched in WooCommerce versions 5.4 to 10.5.2. We recommend updating to the latest version of WooCommerce. Read more

  • Mailchimp API Maintenance on February 28, 2026

    Mailchimp API Maintenance on February 28, 2026

    Brian Coords Avatar
    Brian Coords

    |

    Feb 27, 2026


    The Mailchimp API will be temporarily unavailable due to scheduled database optimization maintenance on Saturday, February 28, 2026. Read more

  • Restricting per_page for Product and ProductReview Store API Requests in WooCommerce 10.6

    Restricting per_page for Product and ProductReview Store API Requests in WooCommerce 10.6

    Christopher Allford Avatar
    Christopher Allford

    |

    Feb 23, 2026


    WooCommerce 10.6 introduces a minimum per_page value of 1 for products StoreAPI endpoints. Developers using per_page=0 will need to implement pagination instead. Read more

  • Second parameter of woocommerce_get_breadcrumb may be null for Core Breadcrumbs block in WooCommerce 10.6

    Second parameter of woocommerce_get_breadcrumb may be null for Core Breadcrumbs block in WooCommerce 10.6

    karolmanijak Avatar
    karolmanijak

    |

    Feb 23, 2026


    WooCommerce 10.6 introduces an integration with the WordPress Core Breadcrumbs block, but developers using this filter may need to add a null check. Read more

  • Product images are now lazy-loaded by default in WooCommerce 10.6

    Product images are now lazy-loaded by default in WooCommerce 10.6

    karolmanijak Avatar
    karolmanijak

    |

    Feb 20, 2026


    WooCommerce 10.6 introduces lazy loading for Product Image block by default. Developers can customize this behavior using the new woocommerce_product_image_loading_attr filter. Read more

  • HPOS sync on read to be disabled by default in WooCommerce 10.7

    HPOS sync on read to be disabled by default in WooCommerce 10.7

    Jorge Torres Avatar
    Jorge Torres

    |

    Feb 16, 2026


    Starting in WooCommerce 10.7, sync on read for High-Performance Order Storage (HPOS) will be disabled by default. Read more

  • WooCommerce 10.5 Release is Delayed

    WooCommerce 10.5 Release is Delayed

    Brian Coords Avatar
    Brian Coords

    |

    Feb 3, 2026


    Initially scheduled for Tuesday, February 3, 2026, we’ve are postponing the release of WooCommerce 10.5. Read more

  • Call for testing: Experimental REST API Caching in WooCommerce 10.5

    Call for testing: Experimental REST API Caching in WooCommerce 10.5

    konamiman Avatar
    konamiman

    |

    Jan 23, 2026


    WooCommerce 10.5 will introduce an experimental caching engine for REST API endpoints, delivering significant performance improvements. Read more

  • Experimental Product Object Caching in WooCommerce 10.5

    Experimental Product Object Caching in WooCommerce 10.5

    prettyboymp Avatar
    prettyboymp

    |

    Jan 19, 2026


    WooCommerce 10.5 introduces an experimental Product Object Caching feature that improves performance by caching product instances during each request, preventing duplicate product loads from the database. Read more

  • Add to Cart button disabled by default in variable products in WooCommerce 10.5

    Add to Cart button disabled by default in variable products in WooCommerce 10.5

    Albert Juhé Lluveras Avatar
    Albert Juhé Lluveras

    |

    Jan 16, 2026


    WooCommerce will disable the Add to Cart button on variable product pages until the variation script loads, enhancing reliability on slow networks. Read more

  • Removal of the AccessiblePrivateMethods trait in WooCommerce 10.5

    Removal of the AccessiblePrivateMethods trait in WooCommerce 10.5

    konamiman Avatar
    konamiman

    |

    Jan 15, 2026


    The AccessiblePrivateMethods trait will be removed in WooCommerce 10.5, affecting extensions that incorrectly use it. Developers should adapt their extensions accordingly to ensure compatibility. Read more

  • WC REST API fixes for product variation attributes with special characters in WooCommerce 10.5

    WC REST API fixes for product variation attributes with special characters in WooCommerce 10.5

    Luigi Teschio Avatar
    Luigi Teschio

    |

    Jan 14, 2026


    WooCommerce 10.5 introduces two fixes in WooCommerce REST API to improve handling of product variations with special or non-ASCII characters, enhancing developers’ experience. Read more

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