CVE-2021-44964

PoC ×3—

CVSS 3.1

6.3 medium

EPSS

<1%p60

Published

Mar 14, 2022 (Mar 14, 2022)

Modified

Jun 17, 2026

Description

Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file.

Vendors: lua
Products: lua
Weakness: CWE-416
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.0%)

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