CVE-2026-16650
Charitable < 1.8.12 - Unauthenticated Donation Payment-Status Manipulation via Square Webhook Signature Bypass
- State
- Published
- Severity
- 5.3 Medium
- Published
- Aug 21, 2026
- Updated
- Aug 21, 2026
- Reserved
- Jul 22, 2026
Description
The Charitable WordPress plugin before 1.8.12 does not verify the authenticity of incoming Square payment webhook events in a default configuration, allowing unauthenticated attackers to forge webhook notifications that mark donations as paid without any real payment.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.3 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N | WPScan |
Weaknesses
- CWE-345 Insufficient Verification of Data Authenticity
Affected Products
| Product | Versions |
|---|---|
CharitableUnknown |
|
References
- https://wpscan.com/vulnerability/da611bd1-0702-4cdd-b04c-ad7210f78cfe/exploitvdb-entrytechnical-description
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