RPG MAKER MV and MZ provided by Gotcha Gotcha Games Inc. contain an OS command injection vulnerability. If a user loads a specially crafted save-file, arbitrary OS command may be executed.

Metrics

Attack Vector Local

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction Active

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction Required

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

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Vendors Products
References
Link Providers
https://jvn.jp/en/jp/JVN69681784/ cve-icon
https://rpgmakerofficial.com/en/news/4188/ cve-icon
https://rpgmakerofficial.com/news/4183/ cve-icon
History

Tue, 30 Jun 2026 08:45:00 +0000

Type Values Removed Values Added
Title OS Command Injection via Malicious Save File in RPG MAKER MV and MZ

Tue, 30 Jun 2026 07:15:00 +0000

Type Values Removed Values Added
Description RPG MAKER MV and MZ provided by Gotcha Gotcha Games Inc. contain an OS command injection vulnerability. If a user loads a specially crafted save-file, arbitrary OS command may be executed.
Weaknesses CWE-78
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.4, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-06-30T06:02:47.607Z

Reserved: 2026-06-19T05:52:27.686Z

Link: CVE-2026-56137

cve-icon Vulnrichment

No data.

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-06-30T08:30:04Z