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.
Published: 2026-10-09
Score: 5.3 Medium
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

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'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-10-09T11:03:34.916Z

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

Link: CVE-2026-103329

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

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

Modified: 2026-10-09T13:21:35.470

Link: CVE-2026-103329

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-09T12:30:05Z

Weaknesses