The Payment Integration Wompi WordPress plugin through 4.0.1 does not verify the authenticity of incoming payment notifications on a stock install, because the callback's checksum is keyed on a merchant secret that is empty until it is manually configured, allowing an unauthenticated attacker to forge a notification and mark an arbitrary order as paid.
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Advisories
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Fixes
Solution
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Workaround
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References
History
Tue, 27 Oct 2026 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Weaknesses | CWE-20 CWE-639 CWE-665 |
Tue, 27 Oct 2026 06:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The Payment Integration Wompi WordPress plugin through 4.0.1 does not verify the authenticity of incoming payment notifications on a stock install, because the callback's checksum is keyed on a merchant secret that is empty until it is manually configured, allowing an unauthenticated attacker to forge a notification and mark an arbitrary order as paid. | |
| Title | Payment Integration Wompi <= 4.0.1 - Unauthenticated Payment Confirmation Forgery via IPN Callback | |
| References |
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Projects
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Status: PUBLISHED
Assigner: WPScan
Published:
Updated: 2026-10-27T06:00:20.103Z
Reserved: 2026-09-30T11:42:59.430Z
Link: CVE-2026-103312
No data.
Status : Deferred
Published: 2026-10-27T06:17:23.120
Modified: 2026-10-27T15:10:20.100
Link: CVE-2026-103312
No data.
OpenCVE Enrichment
Updated: 2026-10-27T09:30:19Z