EUVD-2026-27045CVSS VectorNVD
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Lifecycle Timeline
6DescriptionNVD
Easy PayPal Events & Tickets plugin for WordPress version 1.3 and earlier contain a hardcoded authentication bypass vulnerability in the QR code scanning functionality that allows unauthenticated remote attackers to bypass hash verification by supplying 'test' as the hash parameter. Attackers can access the vulnerable endpoint via the add_wpeevent_button_qr action to retrieve sensitive order details including PayPal transaction IDs, customer email addresses, purchase amounts, and ticket information for any order with a known or guessed post ID. This plugin was officially closed as of 2026-03-18.
AnalysisAI
Hardcoded authentication bypass in Easy PayPal Events & Tickets plugin allows unauthenticated remote attackers to retrieve sensitive order data by supplying 'test' as the hash parameter to the QR code scanning endpoint. Attackers can access PayPal transaction IDs, customer emails, purchase amounts, and ticket information for any order by enumerating post IDs. …
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RemediationAI
Within 24 hours: Identify all WordPress sites running Easy PayPal Events & Tickets plugin using security scanning tools; disable or remove the plugin immediately on all affected sites. Within 7 days: Audit access logs for the vulnerable QR code scanning endpoint (/wp-admin/admin-ajax.php with vulnerable parameters) to identify potential exploitation; notify affected customers if unauthorized data access is confirmed; migrate event ticketing functionality to a maintained, secure alternative. …
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