CVE-2025-61950_CVE-2025-61950

4.3 / 10

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Description

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.

Basic Information

ID CVE-2025-61950

Source jpcert

Published Dec 12, 2025 at 05:02

Affected Product

Vendor Japan Total System Co.,Ltd.

Product GroupSession Free edition

Version prior to ver5.3.0

Affected Versions Japan Total System Co.,Ltd. GroupSession Free edition prior to ver5.3.0
Japan Total System Co.,Ltd. GroupSession byCloud prior to ver5.3.3
Japan Total System Co.,Ltd. GroupSession ZION prior to ver5.3.2

CWE Classification

CWE-639

References

{
    "lastseen": "",
    "description": "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.",
    "published": "2025-12-12T05:02:11.514Z",
    "modified": "2025-12-12T05:02:11.514Z",
    "type": "cve",
    "title": "CVE-2025-61950",
    "source": "jpcert",
    "references": "https://groupsession.jp/info/info-news/security20251208\nhttps://jvn.jp/en/jp/JVN19940619/",
    "id": "CVE-2025-61950",
    "bulletinFamily": "",
    "cwe": [
        "CWE-639"
    ],
    "cvelist": null,
    "sourceData": "Japan Total System Co.,Ltd. GroupSession Free edition prior to ver5.3.0\nJapan Total System Co.,Ltd. GroupSession byCloud prior to ver5.3.3\nJapan Total System Co.,Ltd. GroupSession ZION prior to ver5.3.2",
    "sourceHref": "",
    "cvss": {
        "score": 4.3,
        "severity": "MEDIUM",
        "vector": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
        "version": "3.0"
    },
    "cvss2": [],
    "cvss3": {
        "version": "",
        "vectorString": "",
        "baseScore": 0,
        "baseSeverity": "",
        "attackVector": "",
        "attackComplexity": "",
        "privilegesRequired": "",
        "userInteraction": "",
        "scope": "",
        "confidentialityImpact": "",
        "integrityImpact": "",
        "availabilityImpact": "",
        "cvssV3": {
            "version": "",
            "vectorString": "",
            "baseScore": 0,
            "baseSeverity": "",
            "attackVector": "",
            "attackComplexity": "",
            "privilegesRequired": "",
            "userInteraction": "",
            "scope": "",
            "confidentialityImpact": "",
            "integrityImpact": "",
            "availabilityImpact": ""
        }
    },
    "href": "",
    "category_name": "CVE",
    "post_link": "",
    "product": "GroupSession Free edition",
    "version": "prior to ver5.3.0",
    "vendor": "Japan Total System Co.,Ltd.",
    "ai_description": "",
    "ai_severity": "",
    "ai_vendor": "",
    "ai_product": "",
    "ai_version": "",
    "ai_score": 0
}