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Early warnings
SZB-6d22f3b385

EUVD lists OpenCart checkout logic flaw allowing unpaid orders (EUVD-2026-113823)

Status
Unverified: only social posts report this so far
Kind
Vulnerability
Vendor
OpenCart
Product
OpenCart
First seen

Summary

The EU Vulnerability Database (EUVD) lists a business logic vulnerability in OpenCart through 4.1.0.4, scored 2.3/10 under CVSS v3.1. According to the listing, logged-in customers can place full-price orders without paying by clearing reward points after selecting Free Checkout.

If you use OpenCart

Check whether the store runs OpenCart 4.1.0.4 or earlier

Upgrade OpenCart to a release that the vendor marks as fixed

Review recent zero-value orders for unpaid transactions

What the sources say 1

· Mastodon: “OpenCart through 4.1.0.4 contains a business logic vulnerability that allows logged-in customers to place unpaid full-price orders by clearing reward points after selecting Free Checkout.” Source