Vulnerability Details CVE-2021-20789
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 50.6%
CVSS Severity
CVSS v3 Score 6.1
CVSS v2 Score 5.8
References
Products affected by CVE-2021-20789
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cpe:2.3:a:groupsession:groupsession:*
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cpe:2.3:a:groupsession:groupsession_bycloud:*
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cpe:2.3:a:groupsession:groupsession_zion:*