{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-5831",
        "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "state": "PUBLISHED",
        "assignerShortName": "GitLab",
        "dateReserved": "2023-10-27T17:01:12.454Z",
        "datePublished": "2023-11-06T10:30:28.442Z",
        "dateUpdated": "2026-06-02T04:13:27.636Z"
    },
    "containers": {
        "cna": {
            "title": "Insertion of Sensitive Information Into Sent Data in GitLab",
            "descriptions": [
                {
                    "lang": "en",
                    "value": "An issue has been discovered in GitLab CE/EE affecting all versions starting from 16.0 before 16.3.6, all versions starting from 16.4 before 16.4.2, and all versions starting from 16.5.0 before 16.5.1 which have the `super_sidebar_logged_out` feature flag enabled. Affected versions with this default-disabled feature flag enabled may unintentionally disclose GitLab version metadata to unauthorized actors."
                }
            ],
            "affected": [
                {
                    "vendor": "GitLab",
                    "product": "GitLab",
                    "repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
                    "cpes": [
                        "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
                    ],
                    "versions": [
                        {
                            "version": "16.0",
                            "status": "affected",
                            "lessThan": "16.3.6",
                            "versionType": "semver"
                        },
                        {
                            "version": "16.4",
                            "status": "affected",
                            "lessThan": "16.4.2",
                            "versionType": "semver"
                        },
                        {
                            "version": "16.5",
                            "status": "affected",
                            "lessThan": "16.5.1",
                            "versionType": "semver"
                        }
                    ],
                    "defaultStatus": "unaffected"
                }
            ],
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "description": "CWE-201: Insertion of Sensitive Information Into Sent Data",
                            "cweId": "CWE-201",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/428919",
                    "name": "GitLab Issue #428919",
                    "tags": [
                        "issue-tracking"
                    ]
                }
            ],
            "metrics": [
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                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
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                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N",
                        "attackVector": "NETWORK",
                        "attackComplexity": "HIGH",
                        "privilegesRequired": "NONE",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "LOW",
                        "integrityImpact": "NONE",
                        "availabilityImpact": "NONE",
                        "baseScore": 3.7,
                        "baseSeverity": "LOW"
                    }
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "Upgrade to version 16.3.6, 16.4.1, 16.5.1. Risk can also be mitigated by disabling the default-disabled `super_sidebar_logged_out` feature flag if it was previously enabled."
                }
            ],
            "credits": [
                {
                    "lang": "en",
                    "value": "This vulnerability was discovered internally by the GitLab team",
                    "type": "finder"
                }
            ],
            "providerMetadata": {
                "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
                "shortName": "GitLab",
                "dateUpdated": "2026-06-02T04:13:27.636Z"
            }
        },
        "adp": [
            {
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                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2024-08-02T08:14:24.606Z"
                },
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/428919",
                        "name": "GitLab Issue #428919",
                        "tags": [
                            "issue-tracking",
                            "x_transferred"
                        ]
                    }
                ]
            },
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2024-08-29T20:48:15.446663Z",
                                "id": "CVE-2023-5831",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "yes"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
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                    "dateUpdated": "2024-08-29T20:48:26.649Z"
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}