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-2026-12493

The Clover Payment Gateway by Zaytech for WooCommerce WordPress plugin is affected up to version 1.3.6. The vulnerability stems from insufficient verification of external payment records: an approved payment may not be tied to the correct WooCommerce order, and the paid amount may not be validate...