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OpenAdvisories
Medium · 6.1 CVE-2025-54407 EUVD-2025-203027GHSA-93rq-hhp5-hqqv

Stored cross-site scripting vulnerability exists in GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, an…

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

Description

Stored cross-site scripting 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 crafted page or URL, an arbitrary script may be executed on the web browser of the user.

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