Payment Form Vulnerability in GetPaid WordPress Plugin
CVE-2026-123668

5.3MEDIUM

Key Information:

Vendor

WordPress
Status
Getpaid
Vendor
CVE Published:
11 November 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-123668?

The GetPaid WordPress plugin versions 2.8.63 and 2.8.64 exhibit a flaw in their payment processing system that fails to validate item quantities as whole numbers. This vulnerability enables unauthenticated users to manipulate payment forms, allowing them to create invoices for items marked as paid without actually completing the payment. This oversight can lead to unauthorized transactions and revenue loss for online businesses utilizing this plugin.

Affected Version(s)

GetPaid 2.8.63 < 2.8.65

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-123668 - Proof of Concept

References

https://wpscan.com/vulnerability/62c1a6ac-0f9f-4402-b72b-...
exploitvdb-entrytechnical-description

CVSS V3.1

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Aabideen Bangash
WPScan
.