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

Type: advisorySources: OSV

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed cross-site scripting due to improper neutralization of user-controlled data rendered in pagination controls by an analytics dashboard component.

Products
Not specified
Affected versions
Not specified
Fixed versions
Not specified
CVEs
CVE-2026-15216
Confirmed fixed CVEs
Not specified
Updated in this feed
7 Nov 2026, 16:57 UTC · Revision 1

Source evidence

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

core-osv · Original source

Published 12 Aug 2026, 19:04 UTC

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed cross-site scripting due to improper neutralization of user-controlled data rendered in pagination controls by an analytics dashboard component.

osv:CVE-2026-15216
Complete source record
{
  "id": "a97f6c196239b9d0fb6cd48ff7b2ea0057c09c25d5018d3e9d8d6d40ee37d466",
  "url": "https://osv.dev/vulnerability/CVE-2026-15216",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in GitLab",
    "summary": "GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.2 before 19.0.6, 19.1 before 19.1.4, and 19.2 before 19.2.2 that under certain conditions could have allowed cross-site scripting due to improper neutralization of user-controlled data rendered in pagination controls by an analytics dashboard component.",
    "evidence": "osv:CVE-2026-15216",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-15216",
      "aliases": [
        "BIT-gitlab-2026-15216",
        "CVE-2026-15216"
      ],
      "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": "64403a0daee4413eb45b939590f37c351b8e72bf"
                },
                {
                  "fixed": "332c27ad1409e3f142058effe82b200416484817"
                },
                {
                  "introduced": "67581074a0aab1f53cdafe7eead5f5d07f3afec8"
                },
                {
                  "fixed": "d1aece4d7ef6a367187e7ce89099472ca7f13cda"
                },
                {
                  "introduced": "68485a1eb627c9a992f266263157327649822db3"
                },
                {
                  "fixed": "b6b3c0efcdab8c89a87057f59f18d2928757370d"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "18.2.0"
                      },
                      {
                        "fixed": "19.0.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "18.2.0"
                      },
                      {
                        "fixed": "19.0.6"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "19.1.0"
                      },
                      {
                        "fixed": "19.1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "19.1.0"
                      },
                      {
                        "fixed": "19.1.4"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
                    "range": [
                      {
                        "introduced": "19.2.0"
                      },
                      {
                        "fixed": "19.2.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
                    "range": [
                      {
                        "introduced": "19.2.0"
                      },
                      {
                        "fixed": "19.2.2"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v19.1.0-ee",
            "v19.2.0-ee"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-15216.json"
          }
        }
      ],
      "modified": "2026-10-30T10:30:38.577881529Z",
      "provider": "osv",
      "references": [
        "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-2-2-released/",
        "https://gitlab.com/gitlab-org/gitlab/-/work_items/605448",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15216.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-15216",
        "https://hackerone.com/reports/3830061"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79"
        ],
        "cna_assigner": "GitLab",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "18.2"
                  },
                  {
                    "fixed": "19.0.6"
                  },
                  {
                    "introduced": "19.1"
                  },
                  {
                    "fixed": "19.1.4"
                  },
                  {
                    "introduced": "19.2"
                  },
                  {
                    "fixed": "19.2.2"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "18.2"
                  },
                  {
                    "fixed": "19.0.6"
                  },
                  {
                    "introduced": "19.1"
                  },
                  {
                    "fixed": "19.1.4"
                  },
                  {
                    "introduced": "19.2"
                  },
                  {
                    "fixed": "19.2.2"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15216.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-15216",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 519931,
  "published_at": "2026-08-12T19:04:46.419+00:00"
}