{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-53523","assignerOrgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","state":"PUBLISHED","assignerShortName":"jpcert","dateReserved":"2025-11-27T05:42:09.534Z","datePublished":"2025-12-12T05:01:23.633Z","dateUpdated":"2025-12-12T18:43:04.167Z"},"containers":{"cna":{"affected":[{"vendor":"Japan Total System Co.,Ltd.","product":"GroupSession Free edition","versions":[{"version":"prior to ver5.3.0","status":"affected"}]},{"vendor":"Japan Total System Co.,Ltd.","product":"GroupSession byCloud","versions":[{"version":"prior to ver5.3.3","status":"affected"}]},{"vendor":"Japan Total System Co.,Ltd.","product":"GroupSession ZION","versions":[{"version":"prior to ver5.3.2","status":"affected"}]}],"descriptions":[{"lang":"en","value":"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."}],"problemTypes":[{"descriptions":[{"description":"Cross-site scripting (XSS)","lang":"en-US","cweId":"CWE-79","type":"CWE"}]}],"references":[{"url":"https://groupsession.jp/info/info-news/security20251208"},{"url":"https://jvn.jp/en/jp/JVN19940619/"}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV3_0":{"version":"3.0","baseSeverity":"MEDIUM","baseScore":5.4,"vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}},{"format":"CVSS","scenarios":[{"lang":"en-US","value":"GENERAL"}],"cvssV4_0":{"version":"4.0","baseSeverity":"MEDIUM","baseScore":4.8,"vectorString":"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"}}],"providerMetadata":{"orgId":"ede6fdc4-6654-4307-a26d-3331c018e2ce","shortName":"jpcert","dateUpdated":"2025-12-12T05:01:23.633Z"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-12-12T18:42:43.248466Z","id":"CVE-2025-53523","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2025-12-12T18:43:04.167Z"}}]}}