{
  "published": "2026-10-28T14:36:56Z",
  "modified": "2026-10-29T17:24:15Z",
  "schema_version": "1.7.5",
  "id": "CGA-pcp2-vq9j-xr6c",
  "severity": [
    {
      "type": "CVSS_V4",
      "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N"
    }
  ],
  "upstream": [
    "CVE-2026-93753",
    "GHSA-gcqx-w48m-w2h4"
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/93xxx/CVE-2026-93753.json"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-93753"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.vulncheck.com/advisories/deepmerge-through-4.3.1-prototype-poisoning-via-mergeobject"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/TehShrike/deepmerge/issues/273"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/TehShrike/deepmerge"
    },
    {
      "type": "ARTICLE",
      "url": "https://github.com/TehShrike/deepmerge/blob/5b87756a5671635679001cbac72aa42f23472c81/index.js#L39-L60"
    }
  ],
  "affected": [
    {
      "package": {
        "ecosystem": "Chainguard",
        "name": "gitlab-rails-ce-19.2",
        "purl": "pkg:apk/chainguard/gitlab-rails-ce-19.2?arch=x86_64"
      },
      "ranges": [
        {
          "type": "ECOSYSTEM",
          "events": [
            {
              "introduced": "0"
            }
          ]
        }
      ],
      "database_specific": {
        "chainguard": {
          "applies_to_subpackages": false
        }
      },
      "ecosystem_specific": {
        "components": [
          {
            "component_name": "deepmerge",
            "component_version": "4.3.1",
            "component_type": "npm",
            "component_location": "/srv/gitlab/yarn.lock",
            "component_purl": "pkg:npm/deepmerge@4.3.1",
            "latest_event_status": "fix_not_planned",
            "latest_event_timestamp": "2026-10-29T17:24:15Z"
          }
        ]
      }
    }
  ]
}