{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "cpe": [
              "cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*",
              "cpe:2.3:a:gitlab:gitlab:19.3.0:*:*:*:enterprise:*:*:*"
            ],
            "extracted_events": [
              {
                "introduced": "19.1.0"
              },
              {
                "fixed": "19.1.7"
              },
              {
                "introduced": "19.2.0"
              },
              {
                "fixed": "19.2.5"
              },
              {
                "introduced": "19.3.0"
              },
              {
                "last_affected": "19.3.0"
              }
            ],
            "source": [
              "CPE_RANGE",
              "CPE_STRING"
            ]
          },
          "events": [
            {
              "introduced": "67581074a0aab1f53cdafe7eead5f5d07f3afec8"
            },
            {
              "fixed": "23b2045861177bbf757b871b586c9484417efd4b"
            },
            {
              "introduced": "68485a1eb627c9a992f266263157327649822db3"
            },
            {
              "fixed": "9ec1fc106b0569dae500ceedba261cf24235d37f"
            },
            {
              "introduced": "8f83039bebbbb61d3b7b8b7e2342d1deec1e14c6"
            },
            {
              "last_affected": "8f83039bebbbb61d3b7b8b7e2342d1deec1e14c6"
            }
          ],
          "repo": "https://gitlab.com/gitlab-org/gitlab",
          "type": "GIT"
        }
      ],
      "versions": [
        "19.3.0"
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "GitLab",
    "cwe_ids": [
      "CWE-349"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15387.json",
    "unresolved_ranges": [
      {
        "extracted_events": [
          {
            "introduced": "19.1"
          },
          {
            "fixed": "19.1.7"
          },
          {
            "introduced": "19.2"
          },
          {
            "fixed": "19.2.5"
          },
          {
            "introduced": "19.3"
          },
          {
            "fixed": "19.3.1"
          }
        ],
        "source": "AFFECTED_FIELD"
      },
      {
        "extracted_events": [
          {
            "introduced": "19.1"
          },
          {
            "fixed": "19.1.7"
          },
          {
            "introduced": "19.2"
          },
          {
            "fixed": "19.2.5"
          },
          {
            "introduced": "19.3"
          },
          {
            "fixed": "19.3.1"
          }
        ],
        "source": "DESCRIPTION"
      }
    ]
  },
  "details": "GitLab has remediated an issue in GitLab EE affecting all versions from 19.1 before 19.1.7, 19.2 before 19.2.5, and 19.3 before 19.3.1 that, under certain conditions, an authenticated user with developer-role permissions could have influenced the execution environment of Pipeline Execution Policy enforcement jobs, due to improper handling of job dependencies.",
  "id": "CVE-2026-15387",
  "modified": "2026-09-02T03:30:20.870055911Z",
  "published": "2026-08-26T13:36:05.088Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://docs.gitlab.com/releases/patches/patch-release-gitlab-19-3-1-released/"
    },
    {
      "type": "WEB",
      "url": "https://gitlab.com/gitlab-org/gitlab/-/work_items/605632"
    },
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15387.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-15387"
    },
    {
      "type": "REPORT",
      "url": "https://hackerone.com/reports/3754358"
    },
    {
      "type": "PACKAGE",
      "url": "git://git@gitlab.com:gitlab-org/gitlab.git"
    }
  ],
  "schema_version": "1.9.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Acceptance of Extraneous Untrusted Data With Trusted Data in GitLab"
}