CVE-2021-29325

PoC —

CVSS 3.1

7.8 high

EPSS

<1%p53

Published

Nov 19, 2021 (Nov 19, 2021)

Modified

Jun 17, 2026

Description

OpenSource Moddable v10.5.0 was discovered to contain a heap buffer overflow in the fx_String_prototype_repeat function at /moddable/xs/sources/xsString.c.

Vendors: moddable
Products: moddable
Weakness: CWE-787
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.8%)

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