WordPress Ultimate Multisite plugin < 2.17.2 - Unauthenticated LFI vulnerability

Unauthenticated LFI vulnerability discovered by hanzzly Farhan Auliya Abrar in WordPress Plugin Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform versions 2.17.2...

CVE-2026-107508

The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file...

CVE-2026-107508

The Ultimate Multisite WordPress plugin (versions before 2.17.2 ) is vulnerable to an unauthenticated Local File Inclusion (LFI) vulnerability. The root cause is a failure to validate a user-supplied value used to select a file to include, specifically via the 'attributes' parameter . An attacker...

CVE-2026-107508 Ultimate Multisite < 2.17.2 - Unauthenticated LFI via 'attributes' Parameter

The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file...

EUVD-2026-100892

The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file...

PT-2026-113671

The Ultimate Multisite WordPress plugin before 2.17.2 does not validate a user-supplied value used to select a file to include, allowing unauthenticated attackers to include and read arbitrary local files, including the WordPress configuration file...

WordPress Ultimate Multisite plugin < 2.17.0 - Unauthenticated Authentication Bypass vulnerability

Unauthenticated Authentication Bypass vulnerability discovered by Erwan LR WPScan in WordPress Plugin Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform versions 2.17.0...

CVE-2026-103646

The Ultimate Multisite WordPress plugin before 2.17.0 does not require authentication before a logged-out checkout is linked to, and logged in as, an existing WordPress account matching the submitted email address, and its duplicate-account check normalizes that address differently from the looku...

CVE-2026-103646 Ultimate Multisite < 2.17.0 - Unauthenticated Authentication Bypass via 'email_address' Parameter

The Ultimate Multisite WordPress plugin before 2.17.0 does not require authentication before a logged-out checkout is linked to, and logged in as, an existing WordPress account matching the submitted email address, and its duplicate-account check normalizes that address differently from the looku...

CVE-2026-103646

The Ultimate Multisite WordPress plugin (versions before 2.17.0 ) is vulnerable to an unauthenticated authentication bypass . The root cause is a discrepancy where the plugin's duplicate-account check normalizes an email address differently than the lookup used during customer creation. This allo...

EUVD-2026-94761

The Ultimate Multisite WordPress plugin before 2.17.0 does not require authentication before a logged-out checkout is linked to, and logged in as, an existing WordPress account matching the submitted email address, and its duplicate-account check normalizes that address differently from the looku...

CVE-2026-103646: Improper Authentication

The Ultimate Multisite WordPress plugin before 2.17.0 does not require authentication before a logged-out checkout is linked to, and logged in as, an existing WordPress account matching the submitted email address, and its duplicate-account check normalizes that address differently from the looku...

PT-2026-107828

Name of the Vulnerable Software and Affected Versions Ultimate Multisite WordPress plugin versions prior to 2.17.0 Description An authentication bypass exists where a logged-out checkout can be linked to and logged in as an existing WordPress account matching the submitted email address. This...

CVE-2026-75957

The Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 2.15.0 via the checkoutform parameter of the logincustomeraftercheckout function. This is due to the publicly accessible...

CVE-2026-75957 Ultimate Multisite <= 2.15.0 - Unauthenticated Authentication Bypass via 'checkout_form' Parameter

The Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 2.15.0 via the checkoutform parameter of the logincustomeraftercheckout function. This is due to the publicly accessible...

CVE-2026-75957 Ultimate Multisite <= 2.15.0 - Unauthenticated Authentication Bypass via 'checkout_form' Parameter

The Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 2.15.0 via the checkoutform parameter of the logincustomeraftercheckout function. This is due to the publicly accessible...

CVE-2026-75957

The Ultimate Multisite WordPress plugin (versions ↜ 2.15.0 ) is vulnerable to an Authentication Bypass via the checkout_form parameter in the login_customer_after_checkout function. The publicly accessible wu_ajax_nopriv_wu_validate_form AJAX handler accepts a freely obtainable nonce. When the ch...

EUVD-2026-90546

The Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform plugin for WordPress is vulnerable to Authentication Bypass in all versions up to, and including, 2.15.0 via the checkoutform parameter of the logincustomeraftercheckout function. This is due to the publicly accessible...

WordPress Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform plugin <= 2.15.0 - Unauthenticated Authentication Bypass vulnerability

Unauthenticated Authentication Bypass vulnerability discovered by zickzick2 in WordPress Plugin Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform versions = 2.15.0...

PT-2026-103717

Name of the Vulnerable Software and Affected Versions The Ultimate Multisite – WordPress Multisite SaaS & WaaS Platform versions prior to 2.15.1 Description An authentication bypass exists in the login customer after checkout function via the checkout form parameter. The issue occurs because the...