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.
History

Fri, 21 Aug 2026 15:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
CWE-285

Fri, 21 Aug 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Fri, 21 Aug 2026 13:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
CWE-285

Fri, 21 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-345

Fri, 21 Aug 2026 12:00:00 +0000

Type Values Removed Values Added
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.
Title Charitable < 1.8.12 - Unauthenticated Donation Payment-Status Manipulation via Square Webhook Signature Bypass
References
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-21T12:47:51.251Z

Reserved: 2026-07-22T17:23:37.828Z

Link: CVE-2026-16650

cve-icon Vulnrichment

Updated: 2026-08-21T12:47:48.238Z

cve-icon NVD

Status : Received

Published: 2026-08-21T12:16:23.870

Modified: 2026-08-21T13:16:54.317

Link: CVE-2026-16650

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-21T16:30:06Z