CVE-2025-12501: Opera Norway As Gamemaker IDE

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Integer overflow in GameMaker IDE below 2024.14.0 version can lead to can lead to application crashes through denial-of-service attacks (DoS). GameMaker users who use the network_create_server() function in their projects  are urged to update and recompile immediately.

Affected products

Published 2025-10-31. Last modified 2026-10-07.