CVE-2023-27566: LIVE2D Cubism Editor

High severity, CVSS 7.8. EPSS: 0.6% chance of exploitation in the next 30 days.

Cubism Core in Live2D Cubism Editor 4.2.03 allows out-of-bounds write via a crafted Section Offset Table or Count Info Table in an MOC3 file.

Affected products

• LIVE2D Cubism Editor: version 4.2.03 only

Published 2023-03-03. Last modified 2026-06-17.