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Medium

Improper Restriction of Rendered UI Layers or Frames in GitLab

Type: advisorySources: OSV

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that could have allowed an authenticated user to cause denial of service on the CI/CD Catalog page due to improper sanitization.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-10733
Confirmed fixed CVEs
Not specified
Updated in this feed
4 Nov 2026, 13:18 UTC · Revision 1

Source evidence

Improper Restriction of Rendered UI Layers or Frames 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 17.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that could have allowed an authenticated user to cause denial of service on the CI/CD Catalog page due to improper sanitization.

osv:CVE-2026-10733
Complete source record
{
  "id": "4de909e798dc4ca2b1e2644096e932408a64093270f9ec5a1b30ca7c8a98feae",
  "url": "https://osv.dev/vulnerability/CVE-2026-10733",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Improper Restriction of Rendered UI Layers or Frames in GitLab",
    "summary": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.0 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that could have allowed an authenticated user to cause denial of service on the CI/CD Catalog page due to improper sanitization.",
    "evidence": "osv:CVE-2026-10733",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-10733",
      "aliases": [
        "BIT-gitlab-2026-10733",
        "CVE-2026-10733"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "8c75d0bf4a4190d94326f1a854d0a102ceca4392"
                },
                {
                  "fixed": "691141944493a0faa4bc3229af2e6a8663e58653"
                },
                {
                  "introduced": "1060c7b0ff78be7c8abe8fd6d23dcb1ca493fd78"
                },
                {
                  "fixed": "9b638f3c6869a41d392cc3f77cfd68c8a06bda5f"
                },
                {
                  "introduced": "f07e3c5b3c8128be5db112e5b2b618fe31ea1b35"
                },
                {
                  "fixed": "86c99d562e4d6929fc43de673da9e48155f9ad95"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "17.0.0"
                      },
                      {
                        "fixed": "18.10.8"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "17.0.0"
                      },
                      {
                        "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",
            "v18.11.2-ee",
            "v18.11.0-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-10733.json"
          }
        }
      ],
      "modified": "2026-10-30T10:31:03.917919578Z",
      "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/600446",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/10xxx/CVE-2026-10733.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-10733"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-1021"
        ],
        "cna_assigner": "GitLab",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "17.0"
                  },
                  {
                    "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": "17.0"
                  },
                  {
                    "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/2026/10xxx/CVE-2026-10733.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-10733",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 502955,
  "published_at": "2026-06-11T10:19:27.101+00:00"
}