CVE-2021-46330: Moddable SDK

Medium severity, CVSS 5.5. EPSS: 0.7% chance of exploitation in the next 30 days.

Moddable SDK v11.5.0 was discovered to contain a SEGV vulnerability via xs/sources/xsDataView.c in fx_ArrayBuffer_prototype_concat.

Affected products

• Moddable Moddable SDK: version 11.5.0 only

Published 2022-01-20. Last modified 2026-06-17.