Connect your agent
AdvisoriesCriticalCheck your lockfilePluginHow it worksPricing Connect your agent

CVE record · CVE-2025-53523

Cross-site scripting in Japan Total System Co.,Ltd. GroupSession Free edition and others

CVSS 4.8 MediumEPSS 0.0017 · 6th percentile

Published by the CVE Program (CNA: jpcert) at 12 Dec 2025, 05:01 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Japan Total System Co.,Ltd. GroupSession Free edition
  • affected prior to ver5.3.0
Japan Total System Co.,Ltd. GroupSession byCloud
  • affected prior to ver5.3.3
Japan Total System Co.,Ltd. GroupSession ZION
  • affected prior to ver5.3.2
Identifiers
CVE-2025-53523
CNA
jpcert
Weakness (CWE)
CWE-79
Tags
Published
12 Dec 2025
Updated
12 Dec 2025

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.4 Medium 3.0 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N CNA (jpcert)
4.8 Medium 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N CNA (jpcert)Used for this record
  • CISA KEV Not listed.
  • EPSS 0.0017, the 6th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 12 Dec 2025. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.