Unrated severityNVD Advisory· Published Dec 12, 2025· Updated Dec 12, 2025
CVE-2025-53523
CVE-2025-53523
Description
Stored cross-site scripting vulnerabilities exist in GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2. A logged-in user can prepare a malicious page or URL, and an arbitrary script may be executed on the web browser when another user accesses it.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
5- Range: <5.3.2
<5.3.0+ 2 more
- (no CPE)range: <5.3.0
- (no CPE)range: prior to ver5.3.3
- (no CPE)range: prior to ver5.3.2
- Japan Total System Co.,Ltd./GroupSession Free editionv5Range: prior to ver5.3.0
Patches
Vulnerability mechanics
References
2News mentions
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