Cyber Resilience

CVE-2026-56137

High

Published: 30 June 2026

Published
30 June 2026
Modified
30 June 2026
KEV Added
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Patch
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CVSS Score v4 8.4 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS Score 0.0068 47.8th percentile
Risk Priority 55 floored blend · peak EPSS

Summary

CVE-2026-56137 is a high-severity OS Command Injection (CWE-78) vulnerability in Rpgmakerofficial (inferred from references). Its CVSS base score is 8.4 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Command and Scripting Interpreter (T1059); ranked at the 47.8th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A05:2025 Injection

EU & UK References

Vulnerability details

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.

CWE(s)
CWE-78

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1059 Command and Scripting Interpreter Execution
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.
attack.mitre.org →
Why these techniques?

OS command injection (CWE-78) via crafted save-file directly enables arbitrary command execution on the host.

Confidence: HIGH · MITRE ATT&CK Enterprise v19.0

CVEs Like This One

CVE-2025-1753Shared CWE-78
CVE-2025-66401Shared CWE-78
CVE-2024-42166Shared CWE-78
CVE-2026-0757Shared CWE-78
CVE-2026-8654Shared CWE-78
CVE-2024-42167Shared CWE-78
CVE-2025-52626Shared CWE-78
CVE-2025-7850Shared CWE-78
CVE-2025-6978Shared CWE-78
CVE-2025-9976Shared CWE-78

Affected Assets

Rpgmakerofficial
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inferred from references and description; NVD did not file a CPE for this CVE

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

SC-27 Platform-independent Applications
addresses: CWE-78

Platform-independent apps typically execute inside a managed runtime or sandbox that restricts direct OS command execution, reducing the ability to exploit OS command injection.

SI-10 Information Input Validation
addresses: CWE-78

Validates inputs to block special elements that would alter OS command execution.

References