The WP Express Checkout WordPress plugin before 2.4.9 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.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Wed, 02 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 02 Sep 2026 10:45:00 +0000

Type Values Removed Values Added
Description The WP Express Checkout WordPress plugin before 2.4.9 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 < 2.4.9 - Unauthenticated Payment Bypass via wpec_process_payment
Weaknesses CWE-345
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

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-02T14:57:36.844Z

Reserved: 2026-08-31T16:51:36.106Z

Link: CVE-2026-83533

cve-icon Vulnrichment

Updated: 2026-09-02T14:43:36.245Z

cve-icon NVD

Status : Deferred

Published: 2026-09-02T15:17:45.013

Modified: 2026-09-03T17:50:37.690

Link: CVE-2026-83533

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-03T12:00:04Z

Weaknesses