Knight Squad Academy
Vulnerability advisory

CVE-2025-15475

Research by Md. Moniruzzaman Prodhan January 14, 2026
Overview

Summary

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.

Risk profile

CVSS assessment

5.3 · M E D I U M
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Attack vector
N E T W O R K
Complexity
L O W
Privileges
N O N E
User interaction
N O N E
Scope
U N C H A N G E D
Confidentiality
N O N E
Integrity
L O W
Availability
N O N E
Classification

Weaknesses

  • Missing Authorization CWE-862
Further reading

References

3 sources
  1. plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/payhere-payment-gateway/tags/2.3.9/gateway/class-wcgatewaypayhere.php#L709
  2. plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3440771%40payhere-payment-gateway&new=3440771%40payhere-payment-gateway&sfp_email=&sfph_mail=#file10
  3. www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/e0c92241-0bef-4f87-8478-4d805435f09d?source=cve