CVE-2026-83537

The WP Express Checkout WordPress plugin before 2.5.0 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

EUVD-2026-74723

The WP Express Checkout WordPress plugin before 2.5.0 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

CVE-2026-83537

The WP Express Checkout WordPress plugin before 2.5.0 is vulnerable to an unauthenticated payment bypass via the wpec_process_empty_payment function. The root cause is the absence of server-side verification that a payment was actually completed before marking an order as paid, allowing unauthent...

CVE-2026-83537 WP Express Checkout < 2.5.0 - Unauthenticated Payment Bypass via wpec_process_empty_payment

The WP Express Checkout WordPress plugin before 2.5.0 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

CVE-2026-83537 WP Express Checkout < 2.5.0 - Unauthenticated Payment Bypass via wpec_process_empty_payment

The WP Express Checkout WordPress plugin before 2.5.0 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

CVE-2026-83533

The WP Express Checkout WordPress plugin before 2.4.9 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

EUVD-2026-70046

The WP Express Checkout WordPress plugin before 2.4.9 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

CVE-2026-83533 WP Express Checkout < 2.4.9 - Unauthenticated Payment Bypass via wpec_process_payment

The WP Express Checkout WordPress plugin before 2.4.9 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

CVE-2026-83533 WP Express Checkout < 2.4.9 - Unauthenticated Payment Bypass via wpec_process_payment

The WP Express Checkout WordPress plugin before 2.4.9 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying...

CVE-2026-83533

WP Express Checkout WordPress plugin before 2.4.9 contains an unauthenticated payment bypass in the wpec_process_payment handler. The plugin does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order...

EUVD-2024-28447

Malicious code in bioql PyPI...

CVE-2024-30527

Improper Validation of Specified Quantity in Input vulnerability in Tips and Tricks HQ WP Express Checkout Accept PayPal Payments allows Manipulating Hidden Fields.This issue affects WP Express Checkout Accept PayPal Payments: from n/a through 2.3.7...

CVE-2024-30527

Improper Validation of Specified Quantity in Input vulnerability in Tips and Tricks HQ WP Express Checkout Accept PayPal Payments allows Manipulating Hidden Fields.This issue affects WP Express Checkout Accept PayPal Payments: from n/a through 2.3.7...

WP Express Checkout (Accept PayPal Payments) < 2.3.8 - Unauthenticated Price Manipulation

Description The WP Express Checkout Accept PayPal Payments plugin for WordPress is vulnerable to price manipulation in all versions up to, and including, 2.3.7. This is due to insufficient validation on the pricing data being passed to the server. This makes it possible for unauthenticated...

WordPress WP Express Checkout plugin <= 2.3.7 - Price Manipulation vulnerability

Price Manipulation vulnerability discovered by Xinzhi Luo Patchstack Alliance in WordPress Plugin WP Express Checkout Accept PayPal Payments versions = 2.3.7...

CVE-2023-1469

The WP Express Checkout plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘peccouponcode’ parameter in versions up to, and including, 2.2.8 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers with administrator-lev...

CVE-2023-1469

CVE-2023-1469 affects the WordPress WP Express Checkout plugin. Vulnerability: stored cross-site scripting via pec_coupon[code] in versions up to 2.2.8 caused by insufficient input sanitization and output escaping. Impact: authenticated attackers with administrator-level access can inject web scr...