CVE-2025-42605: Meon Bidding Solutions

Critical severity, CVSS 9.3. EPSS: 0.5% chance of exploitation in the next 30 days.

This vulnerability exists in Meon Bidding Solutions due to improper authorization controls on certain API endpoints for the initiation, modification, or cancellation operations. An authenticated remote attacker could exploit this vulnerability by manipulating parameter in the API request body to gain unauthorized access to other user accounts. Successful exploitation of this vulnerability could allow remote attacker to perform authorized manipulation of data associated with other user accounts.

Affected products

• Meon Bidding Solutions: version 1.2 only

Published 2025-04-23. Last modified 2026-06-17.