The WP Express Checkout WordPress plugin before 2.5.0 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying.

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Fixes

Solution

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Workaround

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History

Wed, 09 Sep 2026 19:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Wed, 09 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-345
Metrics ssvc

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


Wed, 09 Sep 2026 10:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Wed, 09 Sep 2026 06:45:00 +0000

Type Values Removed Values Added
Description The WP Express Checkout WordPress plugin before 2.5.0 does not verify server-side that a payment was actually completed before marking an order as paid, allowing unauthenticated users to forge a completed order without paying.
Title WP Express Checkout < 2.5.0 - Unauthenticated Payment Bypass via wpec_process_empty_payment
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: 2026-09-09T15:23:34.131Z

Reserved: 2026-08-31T17:01:05.328Z

Link: CVE-2026-83537

cve-icon Vulnrichment

Updated: 2026-09-09T15:21:49.875Z

cve-icon NVD

Status : Deferred

Published: 2026-09-09T07:16:58.540

Modified: 2026-09-09T16:17:12.130

Link: CVE-2026-83537

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-09T19:30:15Z

Weaknesses