CVE-2026-83537: medium-severity vulnerability in WP Express Checkout
WP Express Checkout < 2.5.0 - Unauthenticated Payment Bypass via wpec_process_empty_payment
Published
E-mail alert when it lands in KEV, gets a public PoC or its score goes up.
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 5.3epss 0.2%
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected products
Unknown · WP Express Checkoutpublic PoCs found — 1
cve_referencewpscan.com/vulnerability/02b39e4f-181d-4573-9175-bf5a6d71e531/unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
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