CVE-2025-11517

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{}

{"analysis": {"en": {"generated_at": "2026-04-22T22:00:32.380150+00:00", "value": {"mitigation_remediation": ["Upgrade the Event Tickets and Registration plugin to version 5.26.6 or later, where the free order endpoint verifies the ticket type", "Verify that the /wp-json/tribe/tickets/v1/commerce/free/order endpoint no longer issues paid tickets", "Block or disable external access to the free order REST endpoint until the patch is applied"], "summary": {"action": "Immediate Patch", "impact": "Unauthorized access to paid tickets via unauthenticated payment bypass"}, "threat_synthesis": {"affected_systems": "StellarWP Event Tickets and Registration plugin for WordPress, versions up to and including 5.26.5. No newer versions are affected; the fix is included in 5.26.6 or later.", "description_and_impact": "The vulnerability permits unauthenticated users to obtain paid tickets by exploiting the free order endpoint, which fails to confirm that the ticket type is free. Attackers can request a ticket that requires payment, receive the ticket, and acquire it without paying, resulting in revenue loss for the event organizer.", "risk_and_exploitability": "The CVSS score of 7.5 highlights moderate to high severity, but the EPSS of less than 1% indicates low probability of exploitation in the wild. The flaw is not listed in the KEV catalog. An attacker can trigger the vulnerability through a simple HTTP request to the /wp-json/tribe/tickets/v1/commerce/free/order endpoint, requiring no authentication. Once the ticket is issued, the attacker can attend the event or resell the ticket without payment."}}}}, "created": "2025-10-20T13:21:36.938307+00:00", "updated": "2026-04-22T22:15:26.346445+00:00", "vendors": ["theeventscalendar", "theeventscalendar$PRODUCT$event_tickets", "wordpress", "wordpress$PRODUCT$wordpress"]}