{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-61950",
        "assignerOrgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
        "state": "PUBLISHED",
        "assignerShortName": "jpcert",
        "dateReserved": "2025-11-27T05:42:07.740Z",
        "datePublished": "2025-12-12T05:02:11.514Z",
        "dateUpdated": "2025-12-12T18:44:39.141Z"
    },
    "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": "In GroupSession, a Circular notice can be created with its memo field non-editable, but the authorization check is improperly implemented. With some crafted request, a logged-in user may alter the memo field. The affected products and versions are GroupSession Free edition prior to ver5.3.0, GroupSession byCloud prior to ver5.3.3, and GroupSession ZION prior to ver5.3.2."
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "description": "Authorization bypass through user-controlled key",
                            "lang": "en-US",
                            "cweId": "CWE-639",
                            "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": 4.3,
                        "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N"
                    }
                },
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                    "format": "CVSS",
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                            "lang": "en-US",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV4_0": {
                        "version": "4.0",
                        "baseSeverity": "MEDIUM",
                        "baseScore": 5.3,
                        "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N"
                    }
                }
            ],
            "providerMetadata": {
                "orgId": "ede6fdc4-6654-4307-a26d-3331c018e2ce",
                "shortName": "jpcert",
                "dateUpdated": "2025-12-12T05:02:11.514Z"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2025-12-12T18:44:29.422060Z",
                                "id": "CVE-2025-61950",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "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": "2025-12-12T18:44:39.141Z"
                }
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    }
}