gitlab-rails-ce-18.9 — security advisory

{
  "id": "27db863dd82e5b64480d2c8fcf96cafb6527a354036f569b917d4749fb43999c",
  "url": "https://osv.dev/vulnerability/CGA-v7fc-jm4c-jgqc",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CGA-v7fc-jm4c-jgqc",
    "summary": "CGA-v7fc-jm4c-jgqc",
    "evidence": "osv:CGA-v7fc-jm4c-jgqc",
    "products": [
      {
        "name": {
          "value": "gitlab-rails-ce-18.9",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [],
        "affected_versions": []
      }
    ],
    "severity": "low",
    "structured": {
      "id": "CGA-v7fc-jm4c-jgqc",
      "aliases": [
        "CGA-v7fc-jm4c-jgqc"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                }
              ]
            }
          ],
          "package": {
            "name": "gitlab-rails-ce-18.9",
            "purl": "pkg:apk/chainguard/gitlab-rails-ce-18.9?arch=x86_64",
            "ecosystem": "Chainguard"
          },
          "database_specific": {
            "source": "https://advisories.cgr.dev/chainguard/v3/osv/CGA-v7fc-jm4c-jgqc.json",
            "chainguard": {
              "applies_to_subpackages": false
            }
          },
          "ecosystem_specific": {
            "components": [
              {
                "component_name": "serialize-javascript",
                "component_purl": "pkg:npm/serialize-javascript@6.0.2",
                "component_type": "npm",
                "component_version": "6.0.2",
                "component_location": "/srv/gitlab/storybook/yarn.lock",
                "latest_event_status": "fix_not_planned",
                "latest_event_timestamp": "2026-10-26T13:33:25Z"
              }
            ]
          }
        }
      ],
      "modified": "2026-10-26T19:46:05.733354955Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-115897",
        "GHSA-m5mm-p8h7-m29v"
      ],
      "references": [
        "https://github.com/yahoo/serialize-javascript/releases/tag/v7.1.3",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/115xxx/CVE-2026-115897.json",
        "https://github.com/yahoo/serialize-javascript/security/advisories/GHSA-m5mm-p8h7-m29v",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-115897",
        "https://github.com/yahoo/serialize-javascript/commit/2864b3c6260a3bfd52d2db3e70d1a079de108a61",
        "https://github.com/yahoo/serialize-javascript/pull/235"
      ]
    },
    "related_cves": [
      {
        "value": "CVE-2026-115897",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 458652,
  "published_at": "2026-10-25T12:40:38+00:00"
}