CVE-2020-23257

PoC —

CVSS 3.1

7.5 high

EPSS

<1%p57

Published

Apr 4, 2023 (Apr 4, 2023)

Modified

Jun 17, 2026

Description

Buffer Overflow vulnerability found in Espruino 2v05.41 allows an attacker to cause a denial of service via the function jsvGarbageCollectMarkUsed in file src/jsvar.c.

Vendors: espruino
Products: espruino
Weakness: CWE-120
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 (0.9%)

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