Cross-Site Scripting Vulnerability in GroupSession by GroupSession, Inc.
CVE-2021-20785

4.8MEDIUM

Key Information:

Vendor

Japan Total System Co.,ltd.

Status
Groupsession
Vendor
CVE Published:
30 July 2021

What is CVE-2021-20785?

GroupSession has a vulnerability that enables a remote attacker to exploit cross-site scripting by sending a specially crafted request to a vulnerable URL. This flaw affects several versions of the GroupSession Free edition, byCloud, and ZION platforms, allowing attackers to inject arbitrary scripts, potentially compromising user data and session integrity.

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Affected Version(s)

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

References

https://groupsession.jp/info/info-news/security202107
x_refsource_MISC
https://jvn.jp/en/jp/JVN86026700/index.html
x_refsource_MISC

CVSS V3.1

Score:
4.8
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
Required
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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