Vulnerability-Lookup

CVE-2023-3907 (GCVE-0-2023-3907)

Vulnerability from cvelistv5 – Published: 2023-12-17 23:02 – Updated: 2026-05-31 04:05

Title

Improper User Management in GitLab

Summary

A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner

Severity

4.9 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2024-08-27 15:56 UTC

CWE

CWE-286 - Incorrect User Management

Assigner

GitLab mitre root

References

2 references

URL	Tags
https://gitlab.com/gitlab-org/gitlab/-/issues/418878	issue-tracking
https://hackerone.com/reports/2058934	technical-descriptionexploitpermissions-required

Impacted products

1 product

Vendor	Product	Version	CPE status
GitLab	GitLab	Affected: 16.0 , < 16.4.4 (semver) Affected: 16.5 , < 16.5.4 (semver) Affected: 16.6 , < 16.6.2 (semver) cpe:2.3:a:gitlab:gitlab::::::::

Credits

Thanks [ashish_r_padelkar](https://hackerone.com/ashish_r_padelkar) for reporting this vulnerability through our HackerOne bug bounty program

Show details on NVD website

JSON

To clipboard

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          ],
          "providerMetadata": {
            "dateUpdated": "2026-05-31T04:05:00.429Z",
            "orgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
            "shortName": "GitLab"
          },
          "references": [
            {
              "name": "GitLab Issue #418878",
              "tags": [
                "issue-tracking"
              ],
              "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/418878"
            },
            {
              "name": "HackerOne Bug Bounty Report #2058934",
              "tags": [
                "technical-description",
                "exploit",
                "permissions-required"
              ],
              "url": "https://hackerone.com/reports/2058934"
            }
          ],
          "solutions": [
            {
              "lang": "en",
              "value": "Upgrade to version 16.4.4, 16.5.4 or 16.6.2"
            }
          ],
          "title": "Improper User Management in GitLab"
        }
      },
      "cveMetadata": {
        "assignerOrgId": "ceab7361-8a18-47b1-92ba-4d7d25f6715a",
        "assignerShortName": "GitLab",
        "cveId": "CVE-2023-3907",
        "datePublished": "2023-12-17T23:02:36.694Z",
        "dateReserved": "2023-07-25T10:30:28.613Z",
        "dateUpdated": "2026-05-31T04:05:00.429Z",
        "state": "PUBLISHED"
      },
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

CERTFR-2023-AVI-1027

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans GitLab. Certaines d'entre elles permettent à un attaquant de provoquer une atteinte à l'intégrité des données, une élévation de privilèges, une atteinte à la confidentialité des données et un contournement de la politique de sécurité.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

Vendor	Product	Description
GitLab	N/A	GitLab Enterprise Edition (EE) versions 16.6.x antérieures à 16.6.2
GitLab	N/A	GitLab Community Edition (CE) versions 16.5.x antérieures à 16.5.4
GitLab	N/A	GitLab Community Edition (CE) versions 16.6.x antérieures à 16.6.2
GitLab	N/A	GitLab Enterprise Edition (EE) versions 16.4.x antérieures à 16.4.4
GitLab	N/A	GitLab Enterprise Edition (EE) versions 16.5.x antérieures à 16.5.4
GitLab	N/A	GitLab Community Edition (CE) versions 16.4.x antérieures à 16.4.4

References

Title

Publication Time

CERTFR-2023-AVI-1027

Vulnerability from certfr_avis - Published: - Updated:

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None

Impacted products

Vendor	Product	Description
GitLab	N/A	GitLab Enterprise Edition (EE) versions 16.6.x antérieures à 16.6.2
GitLab	N/A	GitLab Community Edition (CE) versions 16.5.x antérieures à 16.5.4
GitLab	N/A	GitLab Community Edition (CE) versions 16.6.x antérieures à 16.6.2
GitLab	N/A	GitLab Enterprise Edition (EE) versions 16.4.x antérieures à 16.4.4
GitLab	N/A	GitLab Enterprise Edition (EE) versions 16.5.x antérieures à 16.5.4
GitLab	N/A	GitLab Community Edition (CE) versions 16.4.x antérieures à 16.4.4

References

Title

Publication Time

bit-gitlab-2023-3907

Vulnerability from bitnami_vulndb

Published

2024-03-06 11:03

Modified

2026-09-08 08:34

Summary

Improper User Management in GitLab

Details

JSON

To clipboard

{
  "affected": [
    {
      "package": {
        "ecosystem": "Bitnami",
        "name": "gitlab",
        "purl": "pkg:bitnami/gitlab"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "16.0.0"
            },
            {
              "fixed": "16.4.4"
            },
            {
              "introduced": "16.5.0"
            },
            {
              "fixed": "16.5.4"
            },
            {
              "introduced": "16.6.0"
            },
            {
              "fixed": "16.6.2"
            }
          ],
          "type": "SEMVER"
        }
      ],
      "severity": [
        {
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "type": "CVSS_V3"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-3907"
  ],
  "database_specific": {
    "cpes": [
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
      "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
    ],
    "severity": "High"
  },
  "details": "A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner",
  "id": "BIT-gitlab-2023-3907",
  "modified": "2026-09-08T08:34:36.952Z",
  "published": "2024-03-06T11:03:07.886Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/418878"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/2058934"
    },
    {
      "type": "WEB",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3907"
    }
  ],
  "schema_version": "1.5.0",
  "summary": "Improper User Management in GitLab"
}

FKIE_CVE-2023-3907

Vulnerability from fkie_nvd - Published: 2023-12-17 23:15 - Updated: 2026-06-17 06:15

Severity

4.9 (Medium) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Summary

References

URL	Tags
cve@gitlab.com	https://gitlab.com/gitlab-org/gitlab/-/issues/418878	Issue Tracking, Vendor Advisory
cve@gitlab.com	https://hackerone.com/reports/2058934	Permissions Required
af854a3a-2127-422b-91ae-364da2661108	https://gitlab.com/gitlab-org/gitlab/-/issues/418878	Issue Tracking, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108	https://hackerone.com/reports/2058934	Permissions Required

Impacted products

Vendor	Product	Version
gitlab	gitlab	*
gitlab	gitlab	*
gitlab	gitlab	*

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "cpes": [
            "cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*"
          ],
          "defaultStatus": "unaffected",
          "product": "GitLab",
          "repo": "git://git@gitlab.com:gitlab-org/gitlab.git",
          "vendor": "GitLab",
          "versions": [
            {
              "lessThan": "16.4.4",
              "status": "affected",
              "version": "16.0",
              "versionType": "semver"
            },
            {
              "lessThan": "16.5.4",
              "status": "affected",
              "version": "16.5",
              "versionType": "semver"
            },
            {
              "lessThan": "16.6.2",
              "status": "affected",
              "version": "16.6",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "cve@gitlab.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "00377DD9-D454-4084-9D94-D48C8F1E11C5",
              "versionEndExcluding": "16.4.4",
              "versionStartIncluding": "16.0.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "B9D88266-872E-4BD9-B3DF-D1C540E66AFD",
              "versionEndExcluding": "16.5.4",
              "versionStartIncluding": "16.5",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "matchCriteriaId": "D5C45787-C8C9-432E-8DAF-6F5264BBE0B3",
              "versionEndExcluding": "16.6.2",
              "versionStartIncluding": "16.6",
              "vulnerable": true
            }
          ],
          "negate": false,
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        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
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      "value": "A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner"
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de escalada de privilegios en GitLab EE que afecta a todas las versiones desde 16.0 anterior a 16.4.4, 16.5 anterior a 16.5.4 y 16.6 anterior a 16.6.2 permite que un mantenedor de proyecto use un token de acceso al proyecto para escalar su rol a propietario."
    }
  ],
  "id": "CVE-2023-3907",
  "lastModified": "2026-06-17T06:15:18.367",
  "metrics": {
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          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "HIGH",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.1"
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        "impactScore": 3.6,
        "source": "cve@gitlab.com",
        "type": "Secondary"
      },
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          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 8.8,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "version": "3.1"
        },
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        "impactScore": 5.9,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
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          "options": [
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              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2024-08-27T15:56:10.049753Z",
          "version": "2.0.3"
        }
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  "published": "2023-12-17T23:15:43.937",
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      "source": "cve@gitlab.com",
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        "Issue Tracking",
        "Vendor Advisory"
      ],
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/418878"
    },
    {
      "source": "cve@gitlab.com",
      "tags": [
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      ],
      "url": "https://hackerone.com/reports/2058934"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
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      ],
      "url": "https://hackerone.com/reports/2058934"
    }
  ],
  "sourceIdentifier": "cve@gitlab.com",
  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-286"
        }
      ],
      "source": "cve@gitlab.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

GHSA-HMRG-Q92X-QW2X

Vulnerability from github – Published: 2023-12-18 00:30 – Updated: 2023-12-18 00:30

Details

Severity

4.9 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2023-3907"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-269",
      "CWE-286"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-12-17T23:15:43Z",
    "severity": "MODERATE"
  },
  "details": "A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner",
  "id": "GHSA-hmrg-q92x-qw2x",
  "modified": "2023-12-18T00:30:23Z",
  "published": "2023-12-18T00:30:23Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3907"
    },
    {
      "type": "WEB",
      "url": "https://hackerone.com/reports/2058934"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/issues/418878"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    }
  ]
}

GSD-2023-3907

Vulnerability from gsd - Updated: 2023-12-13 01:20

Details

Aliases

CVE-2023-3907

Aliases

CVE-2023-3907

JSON

To clipboard

{
  "GSD": {
    "alias": "CVE-2023-3907",
    "id": "GSD-2023-3907"
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2023-3907"
      ],
      "details": "A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner",
      "id": "GSD-2023-3907",
      "modified": "2023-12-13T01:20:54.745764Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
    "cve.org": {
      "CVE_data_meta": {
        "ASSIGNER": "cve@gitlab.com",
        "ID": "CVE-2023-3907",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "GitLab",
                    "version": {
                      "version_data": [
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.0",
                          "version_value": "16.4.4"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.5",
                          "version_value": "16.5.4"
                        },
                        {
                          "version_affected": "\u003c",
                          "version_name": "16.6",
                          "version_value": "16.6.2"
                        }
                      ]
                    }
                  }
                ]
              },
              "vendor_name": "GitLab"
            }
          ]
        }
      },
      "credits": [
        {
          "lang": "en",
          "value": "Thanks [ashish_r_padelkar](https://hackerone.com/ashish_r_padelkar) for reporting this vulnerability through our HackerOne bug bounty program"
        }
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      "data_type": "CVE",
      "data_version": "4.0",
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          }
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      },
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      "problemtype": {
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              }
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          }
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      },
      "solution": [
        {
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        }
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    },
    "nvd.nist.gov": {
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          },
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          }
        ],
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        "metrics": {
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        },
        "published": "2023-12-17T23:15:43.937",
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          },
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        "vulnStatus": "Analyzed",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-269"
              }
            ],
            "source": "nvd@nist.gov",
            "type": "Primary"
          },
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-269"
              }
            ],
            "source": "cve@gitlab.com",
            "type": "Secondary"
          }
        ]
      }
    }
  }
}

UBUNTU-CVE-2023-3907 (CVE-2023-3907)

Vulnerability from osv_ubuntu – Published: 2023-12-17 23:15 – Updated: 2025-10-24 05:01 – Source website

Details

Severity

8.8 (High)


                    
                      CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

4.9 (Medium)


                    
                      CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2023-3907	REPORT
	https://www.cve.org/CVERecord?id=CVE-2023-3907	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "gitlab",
            "binary_version": "8.5.8+dfsg-5"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:16.04:LTS",
        "name": "gitlab",
        "purl": "pkg:deb/ubuntu/gitlab@8.5.8+dfsg-5?arch=source\u0026distro=xenial"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "8.4.3+dfsg-9",
        "8.4.3+dfsg-12",
        "8.5.8+dfsg-5"
      ]
    }
  ],
  "aliases": [],
  "details": "A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner",
  "id": "UBUNTU-CVE-2023-3907",
  "modified": "2025-10-24T05:01:27Z",
  "published": "2023-12-17T23:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2023-3907"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-3907"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2023-3907"
  ]
}

WID-SEC-W-2023-3153

Vulnerability from csaf_certbund - Published: 2023-12-13 23:00 - Updated: 2023-12-13 23:00

Summary

GitLab: Mehrere Schwachstellen

Severity

Mittel

Scope

8 vulnerabilities in this advisory, including CVE-2023-3907.

CVE-2023-3907

Es existiert eine Schwachstelle in GitLab. Ein Projekt-Maintainer, kann ein Project Access Token dazu verwenden, Projekteigentümer zu werden. Ein privilegierter Angreifer kann diese Schwachstelle ausnutzen, um seine Rechte zu erweitern.

Open the full advisory

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

Action not permitted

CVE-2023-3907 (GCVE-0-2023-3907)

CERTFR-2023-AVI-1027

Solution

CERTFR-2023-AVI-1027

Solution

bit-gitlab-2023-3907

Vulnerability from bitnami_vulndb

FKIE_CVE-2023-3907

GHSA-HMRG-Q92X-QW2X

GSD-2023-3907

UBUNTU-CVE-2023-3907 (CVE-2023-3907)

WID-SEC-W-2023-3153

Tags

Sightings

Nomenclature

Related by attack behaviour