The UniPAY Payment Gateway For WooCommerce WordPress plugin through 2.3 does not properly verify the authenticity of payment notifications, as their signature is checked against a merchant secret that is empty by default, allowing unauthenticated attackers to forge a valid notification and mark arbitrary orders as paid.
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Affected Vendors & Products
Advisories
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Fixes
Solution
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Workaround
No workaround given by the vendor.
References
History
Wed, 28 Oct 2026 08:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-20 CWE-285 |
Wed, 28 Oct 2026 06:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The UniPAY Payment Gateway For WooCommerce WordPress plugin through 2.3 does not properly verify the authenticity of payment notifications, as their signature is checked against a merchant secret that is empty by default, allowing unauthenticated attackers to forge a valid notification and mark arbitrary orders as paid. | |
| Title | UniPAY Payment Gateway For WooCommerce <= 2.3 - Unauthenticated Order Payment Forgery via Empty IPN Secret | |
| References |
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Projects
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Status: PUBLISHED
Assigner: WPScan
Published:
Updated: 2026-10-28T06:00:19.793Z
Reserved: 2026-09-30T12:41:17.576Z
Link: CVE-2026-103331
No data.
Status : Received
Published: 2026-10-28T06:16:31.570
Modified: 2026-10-28T06:16:31.570
Link: CVE-2026-103331
No data.
OpenCVE Enrichment
Updated: 2026-10-28T07:45:17Z