CVE-2020-25464

PoC —

CVSS 3.1

7.5 high

EPSS

1%p64

Published

Dec 4, 2020 (Dec 4, 2020)

Modified

Jun 17, 2026

Description

Heap buffer overflow at moddable/xs/sources/xsDebug.c in Moddable SDK before before 20200903. The top stack frame is only partially initialized because the stack overflowed while creating the frame. This leads to a crash in the code sending the stack frame to the debugger.

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

NVD CVE.org GitHub PoCs EPSS (1.1%)

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