AUGUST 5, 2026
Live Feed
Back to database
Case File

CVE-2021-20721

CRITICAL · CVSS 9.8 EPSS 1.52%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-20 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It may be remotely exploitable.

CVE
CVE-2021-20721
Severity
CRITICAL
CVSS
9.8
EPSS
1.52%

Original NVD Description

KonaWiki2 versions prior to 2.2.4 allows a remote attacker to upload arbitrary files via unspecified vectors. If the file contains PHP scripts, arbitrary code may be executed.

Related CVEs

Other vulnerabilities affecting the same vendor(s)