Review reviewHigh

CVE-2026-56137

Gotcha Gotcha Games Inc. RPG MAKER MV, RPG MAKER MZ

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.

CVSS
8.4
EPSS
0.68%
48.2% percentile
CISA KEV
Not listed
Published
2026.06.30
PRIORITY ASSESSMENT

Review review

The CVSS severity warrants an early asset and exposure review.

Known exploitationNot established by KEV
Exploit probability0.68%
Technical severityCVSS 8.4

Vulnerability overview

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.

Affected product and versions

Product
Gotcha Gotcha Games Inc. RPG MAKER MV, RPG MAKER MZ
Affected versions
1.6.3 and earlier, 1.10.0 and earlier
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
  1. 1
    Identify

    Confirm that Gotcha Gotcha Games Inc. RPG MAKER MV, RPG MAKER MZ and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS 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/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
CWE
CWE-78
CVE-2026-56137 — Gotcha Gotcha Games Inc. RPG MAKER MV, RPG MAKER MZ | SECUFOCUS NOW