SEPTEMBER 27, 2026
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Case File

CVE-2022-28805

CRITICAL · CVSS 9.1 EPSS 3.00% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2022-04-08 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.1. Public exploit code or proof-of-concept references have been detected in its references.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2022-28805
Severity
CRITICAL
CVSS
9.1
EPSS
3.00%

Original NVD Description

singlevar in lparser.c in Lua from (including) 5.4.0 up to (excluding) 5.4.4 lacks a certain luaK_exp2anyregup call, leading to a heap-based buffer over-read that might affect a system that compiles untrusted Lua code.

Related CVEs

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