CVE-2026-89050 Quads Ads Manager for Google AdSense < 3.0.5 - Subscriber+ Ad-Selling Payment Bypass via Unverified Success Return URL

The Quads Ads Manager for Google AdSense WordPress plugin before 3.0.5 does not verify payment completion with the configured payment gateway before marking an ad-selling order as paid, allowing users who can place an order to obtain a paid ad placement without payment...

CVE-2026-88764 Simple Membership < 4.7.8 - Subscriber+ Membership Level Escalation via PayPal Standard subsc_ref

The Simple Membership WordPress plugin before 4.7.8 does not validate that the membership level supplied in a PayPal payment notification matches the level configured for the paid payment button, allowing members to pay for a lower-priced membership while being granted a higher, more privileged...

EUVD-2026-76954

The User Registration & Membership WordPress plugin before 5.2.8 does not check the capability of the user making a membership purchase, and does not validate the payment method or the plan submitted with it, allowing any authenticated user such as a subscriber to be granted the WordPress role...

CVE-2026-86406

The User Registration & Membership WordPress plugin (versions 4.4.6-5.2.7 ) contains a privilege escalation vulnerability. The plugin fails to verify the capability of users making membership purchases and does not validate the submitted payment methods or plans. This allows any authenticated use...

PT-2026-90966

The Quads Ads Manager for Google AdSense WordPress plugin before 3.0.5 does not verify payment completion with the configured payment gateway before marking an ad-selling order as paid, allowing users who can place an order to obtain a paid ad placement without payment...

CVE-2026-89050: Insufficient Verification of Data Authenticity

The Quads Ads Manager for Google AdSense WordPress plugin before 3.0.5 does not verify payment completion with the configured payment gateway before marking an ad-selling order as paid, allowing users who can place an order to obtain a paid ad placement without payment...

CVE-2026-88764: Improper Privilege Management

The Simple Membership WordPress plugin before 4.7.8 does not validate that the membership level supplied in a PayPal payment notification matches the level configured for the paid payment button, allowing members to pay for a lower-priced membership while being granted a higher, more privileged...

PT-2026-90793

The User Registration & Membership WordPress plugin before 5.2.8 does not check the capability of the user making a membership purchase, and does not validate the payment method or the plan submitted with it, allowing any authenticated user such as a subscriber to be granted the WordPress role...

Exploit for Improper Neutralization of Special Elements Used in a Template Engine in Adobe Commerce

StyleSmuggler HTTP PoC Private research repository for the HT...

CVE-2026-87892

The Rox Appointment Booking WordPress plugin before 1.2.0 does not verify the order total or the selected payment method against its own server-side pricing when creating a booking, allowing unauthenticated attackers to create confirmed bookings at an arbitrary price and to bypass the site's...

CVE-2026-77689

The Booking for Appointments and Events Calendar WordPress plugin before 9.8.1 does not verify that a payment was actually taken before recording a booking as paid, trusting the payment gateway named in a public, unauthenticated booking request even when the site has never configured that gateway...

CVE-2026-87892

The Rox Appointment Booking WordPress plugin, in versions before 1.2.0 , contains a vulnerability where it fails to verify the order total or selected payment method against its own server-side pricing during booking creation. This allows unauthenticated attackers to create confirmed bookings at ...

CVE-2026-87892 Rox Appointment Booking < 1.2.0 - Unauthenticated Price Manipulation and Payment Method Restriction Bypass

The Rox Appointment Booking WordPress plugin before 1.2.0 does not verify the order total or the selected payment method against its own server-side pricing when creating a booking, allowing unauthenticated attackers to create confirmed bookings at an arbitrary price and to bypass the site's...

EUVD-2026-76803

The Rox Appointment Booking WordPress plugin before 1.2.0 does not verify the order total or the selected payment method against its own server-side pricing when creating a booking, allowing unauthenticated attackers to create confirmed bookings at an arbitrary price and to bypass the site's...

CVE-2026-87892 Rox Appointment Booking < 1.2.0 - Unauthenticated Price Manipulation and Payment Method Restriction Bypass

The Rox Appointment Booking WordPress plugin before 1.2.0 does not verify the order total or the selected payment method against its own server-side pricing when creating a booking, allowing unauthenticated attackers to create confirmed bookings at an arbitrary price and to bypass the site's...

EUVD-2026-76813

The Booking for Appointments and Events Calendar WordPress plugin before 9.8.1 does not verify that a payment was actually taken before recording a booking as paid, trusting the payment gateway named in a public, unauthenticated booking request even when the site has never configured that gateway...

CVE-2026-77689 Amelia Pro 9.0 - 9.8 - Unauthenticated Payment Bypass

The Booking for Appointments and Events Calendar WordPress plugin before 9.8.1 does not verify that a payment was actually taken before recording a booking as paid, trusting the payment gateway named in a public, unauthenticated booking request even when the site has never configured that gateway...

CVE-2026-77689

The Booking for Appointments and Events Calendar (Amelia) WordPress plugin, versions 9.0-9.8.0 , contains an unauthenticated payment bypass vulnerability. The root cause is a failure to verify that a payment was actually processed before recording a booking as paid; instead, the plugin trusts the...

CVE-2026-77689 Amelia Pro 9.0 - 9.8 - Unauthenticated Payment Bypass

The Booking for Appointments and Events Calendar WordPress plugin before 9.8.1 does not verify that a payment was actually taken before recording a booking as paid, trusting the payment gateway named in a public, unauthenticated booking request even when the site has never configured that gateway...

PT-2026-90587

The Rox Appointment Booking WordPress plugin before 1.2.0 does not verify the order total or the selected payment method against its own server-side pricing when creating a booking, allowing unauthenticated attackers to create confirmed bookings at an arbitrary price and to bypass the site's...