AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2021-42839

HIGH · CVSS 8.8 EPSS 2.35%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-11-15 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 8.8. It may be remotely exploitable.

CVE
CVE-2021-42839
Severity
HIGH
CVSS
8.8
EPSS
2.35%

Original NVD Description

Grand Vice info Co. webopac7 file upload function fails to filter special characters. While logging in with general user’s permission, remote attackers can upload malicious script and execute arbitrary code to control the system or interrupt services.

Related CVEs

Other vulnerabilities affecting the same vendor(s)