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Medium · 4.3 CVE-2025-58576 EUVD-2025-203020GHSA-w2gc-6r6c-23j2

Cross-site request forgery vulnerability exists in GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and…

Published Dec 12, 2025 · Updated Dec 12, 2025 · Assigned by jpcert

Description

Cross-site request forgery vulnerability exists in GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2. If a user accesses a malicious page while logged in, unintended operations may be performed.

Affected products

VendorProductAffectedFixed
Japan Total System GroupSession Free edition prior to ver5.3.0 —
Japan Total System GroupSession byCloud prior to ver5.3.3 —
Japan Total System GroupSession ZION prior to ver5.3.2 —

References