Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab

{
  "id": "7725c68ffcf160b516999667ebe56b05e9f4767dfd319824d749376b38ac4161",
  "url": "https://osv.dev/vulnerability/CVE-2025-1763",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab",
    "summary": "An issue has been discovered in GitLab EE that allows for cross-site-scripting attack and content security policy bypass in a user's browser under specific conditions, affecting all versions from 16.6 before 17.9.7, 17.10 before 17.10.5, and 17.11 before 17.11.1.",
    "evidence": "osv:CVE-2025-1763",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-1763",
      "aliases": [
        "BIT-gitlab-2025-1763",
        "CVE-2025-1763"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://gitlab.com/gitlab-org/gitlab",
              "type": "GIT",
              "events": [
                {
                  "introduced": "94991886af3e3820aa09fa353b29cf8557c93168"
                },
                {
                  "fixed": "aad9be82b95a8c07389440601f1de24926a2960c"
                },
                {
                  "introduced": "ef8041bebeac4b902db1666c582a3de1d495ae39"
                },
                {
                  "fixed": "2f78e1e2cf3941d23882ec5dd6d35fd0d08bbba0"
                },
                {
                  "introduced": "b7c061ce59a5eca5c5764fcf61be8a5103fb7d55"
                },
                {
                  "last_affected": "b7c061ce59a5eca5c5764fcf61be8a5103fb7d55"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "16.6.0"
                      },
                      {
                        "fixed": "17.9.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "16.6.0"
                      },
                      {
                        "fixed": "17.9.7"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "17.10.0"
                      },
                      {
                        "fixed": "17.10.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "17.10.0"
                      },
                      {
                        "fixed": "17.10.5"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:17.11.0:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "17.11.0"
                      },
                      {
                        "last_affected": "17.11.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:17.11.0:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "17.11.0"
                      },
                      {
                        "last_affected": "17.11.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "17.11.0",
            "v17.11.0-ee",
            "v17.10.0-ee",
            "v17.10.2-ee",
            "v17.10.3-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-1763.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:32.419955925Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1763.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-1763",
        "https://gitlab.com/gitlab-org/gitlab/-/issues/521718",
        "https://hackerone.com/reports/3016600"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79"
        ],
        "cna_assigner": "GitLab",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/1xxx/CVE-2025-1763.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-1763",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 499403,
  "published_at": "2025-05-30T11:02:36.384+00:00"
}