PayHere Payment Gateway Plugin for WooCommerce <= 2.3.9 - Missing Authorization to Unauthenticated Order Status Modification

Missing Authorization
CVE CVE-2025-15475
CVSS Medium (5.3)
Publicly Published January 13, 2026
Last Updated January 23, 2026
Researcher Md. Moniruzzaman Prodhan (NomanProdhan)
Description

The PayHere Payment Gateway Plugin for WooCommerce plugin for WordPress is vulnerable to unauthorized modification of data due to an improper validation logic in the check_payhere_response function in all versions up to, and including, 2.3.9. This makes it possible for unauthenticated attackers to change the status of pending WooCommerce orders to paid/completed/on hold.

References

1 affected software package

Software Type Plugin
Software Slug payhere-payment-gateway (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 2.3.9
Patched Version
  • 2.4.0
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