CVE-2026-77765

The Better Payment WordPress plugin before 2.3.4 does not validate the submitted payment amount server-side against the merchant's configured fixed price before building the gateway charge, allowing unauthenticated users to pay an arbitrary reduced amount for a fixed-price item.

  • Published Sep 23, 2026
  • CVSS 5.3 medium
  • 0.2% chance of exploitation in the next 30 days (EPSS)
  • A fix is available

Affected software

CVE-2026-77765 at the National Vulnerability Database