WordPress Payment Plugins for PayPal WooCommerce plugin < 2.0.20 - Unauthenticated Payment Bypass via Reuse of a Completed PayPal Order vulnerability

Unauthenticated Payment Bypass via Reuse of a Completed PayPal Order vulnerability discovered by Shivamani Vastrala in WordPress Plugin Payment Plugins for PayPal WooCommerce versions 2.0.20...

WordPress WC Buckaroo BPE Gateway plugin < 4.9.0 - Subscriber+ Unauthorized Order Refund vulnerability

Subscriber+ Unauthorized Order Refund vulnerability discovered by Vaibhav Narkhede in WordPress Plugin Buckaroo Woocommerce Payments Plugin versions 4.9.0...

WordPress GetPaid plugin < 2.8.55 - Unauthenticated Worldpay Payment Bypass via Insufficient IPN Verification vulnerability

Unauthenticated Worldpay Payment Bypass via Insufficient IPN Verification vulnerability discovered by Pedro Pinho in WordPress Plugin GetPaid versions 2.8.55...

WordPress Payment Gateway for Redsys & WooCommerce Lite plugin < 7.0.2 - Unauthenticated Payment Confirmation via Unverified Inespay Callback vulnerability

Unauthenticated Payment Confirmation via Unverified Inespay Callback vulnerability discovered by Shivamani Vastrala in WordPress Plugin Redsys for WooCommerce Light versions 7.0.2...

WordPress WP Travel Engine plugin < 6.8.2 - Unauthenticated Payment Bypass via Missing PayPal IPN Receiver and Amount Verification vulnerability

Unauthenticated Payment Bypass via Missing PayPal IPN Receiver and Amount Verification vulnerability discovered by Muni Nitish Kumar Yaddala in WordPress Plugin WP Travel Engine versions 6.8.2...

WordPress Formidable Forms plugin < 6.32.1 - Unauthenticated Payment Bypass via PayPal APPROVAL_PENDING Subscription Status vulnerability

Unauthenticated Payment Bypass via PayPal APPROVALPENDING Subscription Status vulnerability discovered by Yaswanth Reddy Sunkara in WordPress Plugin Formidable Forms versions 6.32.1...

WordPress Integrate PhonePe with WooCommerce plugin <= 1.2.1 - Unauthenticated Payment Bypass via Transaction ID Reuse vulnerability

Unauthenticated Payment Bypass via Transaction ID Reuse vulnerability discovered by dangnosuy in WordPress Plugin Integrate PhonePe with WooCommerce versions = 1.2.1...

PT-2026-78969

Unauthenticated Cross Site Scripting XSS in Paymob for WooCommerce = 4.1.10 versions...

CVE-2026-73829

Time-of-check Time-of-use TOCTOU Race Condition in ZenHive mpp allows an unauthenticated remote client to redeem one confirmed on-chain payment for multiple paid-resource accesses. The type="hash" credential path in MPP.Methods.Tempo.verify/2 guards against replay with a non-atomic check-then-mar...

CVE-2026-67581 On-chain transfer proof is not single-use in mpp EVM payment method, enabling cross-challenge replay

Authentication Bypass by Capture-replay in ZenHive mpp allows an unauthenticated remote client to obtain paid resources by resubmitting one settled on-chain transfer. MPP.Methods.EVM.verify/2 accepts a transaction-hash credential and matches a transfer purely on token, to and amount ERC-20 or to...

CVE-2026-67581 On-chain transfer proof is not single-use in mpp EVM payment method, enabling cross-challenge replay

Authentication Bypass by Capture-replay in ZenHive mpp allows an unauthenticated remote client to obtain paid resources by resubmitting one settled on-chain transfer. MPP.Methods.EVM.verify/2 accepts a transaction-hash credential and matches a transfer purely on token, to and amount ERC-20 or to...

CVE-2026-67581 On-chain transfer proof is not single-use in mpp EVM payment method, enabling cross-challenge replay

Authentication Bypass by Capture-replay in ZenHive mpp allows an unauthenticated remote client to obtain paid resources by resubmitting one settled on-chain transfer. MPP.Methods.EVM.verify/2 accepts a transaction-hash credential and matches a transfer purely on token, to and amount ERC-20 or to...

EEF-CVE-2026-67581 On-chain transfer proof is not single-use in mpp EVM payment method, enabling cross-challenge replay

Summary Authentication Bypass by Capture-replay in ZenHive mpp allows an unauthenticated remote client to obtain paid resources by resubmitting one settled on-chain transfer. MPP.Methods.EVM.verify/2 accepts a transaction-hash credential and matches a transfer purely on token, to and amount ERC-2...

CVE-2026-67581

ZenHive mpp (Elixir HTTP 402 payment library) versions 0.3.0 through before 0.6.3 contain an authentication bypass by capture-replay in the EVM payment method. The function MPP.Methods.EVM.verify/2 matches a transfer solely on token, recipient, and amount without binding the proof to the specific...

CVE-2026-73829 Non-atomic hash-credential dedup in mpp Tempo allows replay of a confirmed payment under a concurrent race

Time-of-check Time-of-use TOCTOU Race Condition in ZenHive mpp allows an unauthenticated remote client to redeem one confirmed on-chain payment for multiple paid-resource accesses. The type="hash" credential path in MPP.Methods.Tempo.verify/2 guards against replay with a non-atomic check-then-mar...

CVE-2026-73829 Non-atomic hash-credential dedup in mpp Tempo allows replay of a confirmed payment under a concurrent race

Time-of-check Time-of-use TOCTOU Race Condition in ZenHive mpp allows an unauthenticated remote client to redeem one confirmed on-chain payment for multiple paid-resource accesses. The type="hash" credential path in MPP.Methods.Tempo.verify/2 guards against replay with a non-atomic check-then-mar...

EEF-CVE-2026-73829 Non-atomic hash-credential dedup in mpp Tempo allows replay of a confirmed payment under a concurrent race

Summary Time-of-check Time-of-use TOCTOU Race Condition in ZenHive mpp allows an unauthenticated remote client to redeem one confirmed on-chain payment for multiple paid-resource accesses. The type="hash" credential path in MPP.Methods.Tempo.verify/2 guards against replay with a non-atomic...

CVE-2026-73829 Non-atomic hash-credential dedup in mpp Tempo allows replay of a confirmed payment under a concurrent race

Time-of-check Time-of-use TOCTOU Race Condition in ZenHive mpp allows an unauthenticated remote client to redeem one confirmed on-chain payment for multiple paid-resource accesses. The type="hash" credential path in MPP.Methods.Tempo.verify/2 guards against replay with a non-atomic check-then-mar...

CVE-2026-73829

ZenHive mpp (Elixir MPP library) versions 0.2.0 through 0.6.0 contain a TOCTOU race condition in the type="hash" credential path of MPP.Methods.Tempo.verify/2. The dedup check-then-mark sequence is non-atomic: check_hash_unused/2 reads the store, an on-chain receipt is verified, and only then doe...

Malicious Package

Overview agora402-payment-utils is a malicious package. This package contains malicious code, and its content was removed from the official package manager. While this package might be attempting to impersonate a valid organization, there is no connection between that organization and this packag...