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Medium

Server-Side Request Forgery (SSRF) in GitLab

Type: advisorySources: OSV

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to read arbitrary files from the Gitaly server and access internal network resources during repository import, due to insufficient validation of secondary URLs.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-9204
Confirmed fixed CVEs
Not specified
Updated in this feed
3 Nov 2026, 02:59 UTC · Revision 1

Source evidence

Server-Side Request Forgery (SSRF) in GitLab

core-osv · Original source

Published 11 Jun 2026, 10:19 UTC

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to read arbitrary files from the Gitaly server and access internal network resources during repository import, due to insufficient validation of secondary URLs.

osv:CVE-2026-9204
Complete source record
{
  "id": "2272d6363c68894b68422882c85c2fc86cd43b6a6dd74ffcc6dd2d1caf71e02d",
  "url": "https://osv.dev/vulnerability/CVE-2026-9204",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Server-Side Request Forgery (SSRF) in GitLab",
    "summary": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.10 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions could have allowed an authenticated user to read arbitrary files from the Gitaly server and access internal network resources during repository import, due to insufficient validation of secondary URLs.",
    "evidence": "osv:CVE-2026-9204",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-9204",
      "aliases": [
        "BIT-gitlab-2026-9204",
        "CVE-2026-9204"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "57c08314af5bc8f317b1967330f92ed029e2c628"
                },
                {
                  "fixed": "691141944493a0faa4bc3229af2e6a8663e58653"
                },
                {
                  "introduced": "1060c7b0ff78be7c8abe8fd6d23dcb1ca493fd78"
                },
                {
                  "fixed": "9b638f3c6869a41d392cc3f77cfd68c8a06bda5f"
                },
                {
                  "introduced": "f07e3c5b3c8128be5db112e5b2b618fe31ea1b35"
                },
                {
                  "fixed": "86c99d562e4d6929fc43de673da9e48155f9ad95"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "18.10.0"
                      },
                      {
                        "fixed": "18.10.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "18.10.0"
                      },
                      {
                        "fixed": "18.10.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "18.11.0"
                      },
                      {
                        "fixed": "18.11.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "18.11.0"
                      },
                      {
                        "fixed": "18.11.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "19.0.0"
                      },
                      {
                        "fixed": "19.0.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "19.0.0"
                      },
                      {
                        "fixed": "19.0.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v19.0.0-ee",
            "v18.10.5-ee",
            "v18.11.2-ee",
            "v18.11.0-ee",
            "v18.10.2-ee",
            "v18.10.0-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-9204.json"
          }
        }
      ],
      "modified": "2026-10-30T10:31:05.859066701Z",
      "provider": "osv",
      "references": [
        "https://about.gitlab.com/releases/2026/06/10/patch-release-gitlab-19-0-2-released/",
        "https://gitlab.com/gitlab-org/gitlab/-/work_items/592677",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9204.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-9204"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-918"
        ],
        "cna_assigner": "GitLab",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "18.10"
                  },
                  {
                    "fixed": "18.10.8"
                  },
                  {
                    "introduced": "18.11"
                  },
                  {
                    "fixed": "18.11.5"
                  },
                  {
                    "introduced": "19.0"
                  },
                  {
                    "fixed": "19.0.2"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "18.10"
                  },
                  {
                    "fixed": "18.10.8"
                  },
                  {
                    "introduced": "18.11"
                  },
                  {
                    "fixed": "18.11.5"
                  },
                  {
                    "introduced": "19.0"
                  },
                  {
                    "fixed": "19.0.2"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/9xxx/CVE-2026-9204.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-9204",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 492091,
  "published_at": "2026-06-11T10:19:51.431+00:00"
}