gitlab-rails-ce-18.11 — security advisory

{
  "id": "df1e0d7ca771079951582464a55734957ab79505e9ce47b7c1a2af1cae0ed2ee",
  "url": "https://osv.dev/vulnerability/CGA-82f5-7q4w-cx26",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-82f5-7q4w-cx26",
    "summary": "CGA-82f5-7q4w-cx26",
    "evidence": "osv:CGA-82f5-7q4w-cx26",
    "products": [
      {
        "name": {
          "value": "gitlab-rails-ce-18.11",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "18.11.13-r0",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "CGA-82f5-7q4w-cx26",
      "aliases": [
        "CGA-82f5-7q4w-cx26"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:H/SI:H/SA:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "18.11.13-r0"
                }
              ]
            }
          ],
          "package": {
            "name": "gitlab-rails-ce-18.11",
            "purl": "pkg:apk/chainguard/gitlab-rails-ce-18.11?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-82f5-7q4w-cx26.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "mermaid",
                "component_purl": "pkg:npm/mermaid@11.13.0",
                "component_type": "npm",
                "component_version": "11.13.0",
                "component_location": "/srv/gitlab/yarn.lock",
                "latest_event_status": "fixed",
                "latest_event_timestamp": "2026-10-23T17:01:29Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-23T19:46:07.330101175Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-71437",
        "GHSA-3rrr-jr9j-h3q3"
      ],
      "references": [
        "https://github.com/mermaid-js/mermaid/releases/tag/mermaid@11.16.1",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/71xxx/CVE-2026-71437.json",
        "https://github.com/mermaid-js/mermaid/security/advisories/GHSA-3rrr-jr9j-h3q3",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-71437",
        "https://github.com/mermaid-js/mermaid/commit/99af3fc35ef0a9a9c8c6314521344d67523ddccf",
        "https://github.com/mermaid-js/mermaid/pull/8022"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-71437",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 425225,
  "published_at": "2026-08-07T04:29:48+00:00"
}