The Super Payments WordPress plugin before 1.43.1 does not properly verify the authenticity of incoming payment webhook notifications, as the signing key used to validate their signature is empty by default, allowing unauthenticated attackers to forge a valid signature and mark arbitrary WooCommerce orders as paid without payment.

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Fixes

Solution

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Workaround

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History

Fri, 09 Oct 2026 17:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-285

Fri, 09 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-347
Metrics ssvc

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


Fri, 09 Oct 2026 12:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-285

Fri, 09 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
Description The Super Payments WordPress plugin before 1.43.1 does not properly verify the authenticity of incoming payment webhook notifications, as the signing key used to validate their signature is empty by default, allowing unauthenticated attackers to forge a valid signature and mark arbitrary WooCommerce orders as paid without payment.
Title Super Payments < 1.43.1 - Unauthenticated Payment Confirmation Forgery via Webhook Signature
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'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-10-09T15:00:18.877Z

Reserved: 2026-09-30T12:37:57.952Z

Link: CVE-2026-103329

cve-icon Vulnrichment

Updated: 2026-10-09T14:50:21.907Z

cve-icon NVD

Status : Deferred

Published: 2026-10-09T12:17:07.437

Modified: 2026-10-09T15:17:06.813

Link: CVE-2026-103329

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-09T19:15:12Z

Weaknesses