Improper Neutralization of Input During Web Page Generation (‘Cross-site Scripting’) in GitLab_CVE-2025-12716

{
    "lastseen": "",
    "description": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.4 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that, under certain conditions could have allowed an authenticated user to perform unauthorized actions on behalf of another user by creating wiki pages with malicious content.",
    "published": "2025-12-11T03:33:37.916Z",
    "modified": "2025-12-11T03:33:37.916Z",
    "type": "cve",
    "title": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab",
    "source": "GitLab",
    "references": "https://gitlab.com/gitlab-org/gitlab/-/issues/579548\nhttps://hackerone.com/reports/3405832\nhttps://about.gitlab.com/releases/2025/12/10/patch-release-gitlab-18-6-2-released/",
    "id": "CVE-2025-12716",
    "bulletinFamily": "",
    "cwe": [
        "CWE-79"
    ],
    "cvelist": null,
    "sourceData": "GitLab GitLab 18.4\nGitLab GitLab 18.5\nGitLab GitLab 18.6",
    "sourceHref": "",
    "cvss": {
        "score": 8.7,
        "severity": "HIGH",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
        "version": "3.1"
    },
    "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": "GitLab",
    "version": "18.4",
    "vendor": "GitLab",
    "ai_description": "Cross-site scripting vulnerability in GitLab CE/EE allowing unauthorized actions on behalf of another user",
    "ai_severity": "High",
    "ai_vendor": "GitLab",
    "ai_product": "GitLab CE/EE",
    "ai_version": "18.4, 18.5, 18.6",
    "ai_score": 8.7
}