AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2020-21816

HIGH · CVSS 8.8 EPSS 1.12% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-17 · Last synced 2026-08-04

CyberRota Analysis

AI analysis pending.

Public Exploit Signal

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

GitHub PoC Links
github.com ↗

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

CVE
CVE-2020-21816
Severity
HIGH
CVSS
8.8
EPSS
1.12%

Original NVD Description

A heab based buffer overflow issue exists in GNU LibreDWG 0.10.2641 via htmlescape ../../programs/escape.c:46.