PoC Index85,079 CVEs with PoCs

CVE-2026-103324

Cardinity Payment Gateway for WooCommerce 3.2.6 - 3.4.1 - Unauthenticated Arbitrary Order Payment Forgery via Empty-Default Project Secret

MEDIUM 5.3EPSS 0.1%

The Cardinity Payment Gateway for WooCommerce WordPress plugin before 3.4.2 does not properly verify the authenticity of the payment notifications it receives, as the secret used to sign them is empty by default, allowing unauthenticated attackers to forge an approved-payment notification and mark arbitrary orders as paid, or force them to failed.

Affected
Cardinity Payment Gateway for WooCommerce
CVSS v3.1 WPSCAN
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
0.12% chance of exploitation in the next 30 days, 2nd percentile
Published
2026-10-15

Proof-of-concept exploits (1)

References