Integer Overflow Vulnerability in GameMaker IDE by YoYo Games
CVE-2025-12501

7.5HIGH

Key Information:

Vendor

Opera Norway As

Status
Gamemaker Ide
Vendor
CVE Published:
31 October 2025

What is CVE-2025-12501?

The GameMaker IDE, prior to version 2024.14.0, is vulnerable to an integer overflow issue that could lead to application crashes. This vulnerability primarily affects users who utilize the network_create_server() function within their projects. It is highly recommended that users upgrade their IDE to the latest version and recompile their projects to safeguard against potential denial-of-service attacks.

Affected Version(s)

GameMaker IDE Below 2024.14.0

References

https://blogs.opera.com/security/2025/10/gamemaker-securi...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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CVE-2025-12501 : Integer Overflow Vulnerability in GameMaker IDE by YoYo Games