CVE-2021-42863

PoC —

CVSS 3.1

9.8 critical

EPSS

2%p76

Published

May 12, 2022 (May 12, 2022)

Modified

Jun 17, 2026

Description

A buffer overflow in ecma_builtin_typedarray_prototype_filter() in JerryScript version fe3a5c0 allows an attacker to construct a fake object or a fake arraybuffer with unlimited size.

Vendors: jerryscript
Products: jerryscript
Weakness: CWE-120
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.7%)

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