CVE-2021-20789

CVE-2021-20789: vulnerability in Japan Total System Co.,Ltd. GroupSession

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3Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackepss 0.9%
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.
Affected products
Japan Total System Co.,Ltd. · GroupSession
Related CVEs — Japan Total System Co.,Ltd. GroupSession

In the same product, most dangerous first.

CVE-2017-2165—CVE-2017-2165EPSS 1.3%CVE-2021-20788—CVE-2021-20788EPSS 0.9%CVE-2017-2166—CVE-2017-2166EPSS 0.8%CVE-2021-20787—CVE-2021-20787EPSS 0.6%CVE-2021-20785—CVE-2021-20785EPSS 0.6%CVE-2021-20786—CVE-2021-20786EPSS 0.4%