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Case File

CVE-2021-20789

MEDIUM · CVSS 6.1 EPSS 0.87%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-07-30 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 6.1. It may be remotely exploitable.

CVE
CVE-2021-20789
Severity
MEDIUM
CVSS
6.1
EPSS
0.87%

Original NVD Description

Open redirect vulnerability in GroupSession (GroupSession Free edition from ver2.2.0 to the version prior to ver5.1.0, GroupSession byCloud from ver3.0.3 to the version prior to ver5.1.0, and GroupSession ZION from ver3.0.3 to the version prior to ver5.1.0) allows a remote attacker to redirect a user to an arbitrary web site and conduct a phishing attack via a specially crafted URL.

Related CVEs

Other vulnerabilities affecting the same vendor(s)