CVE-2026-54911 in ujson - Patched by Root

{
  "id": "7ce3cd8af476f4c65d37c69018c5115854da957356767e6cf08eabfeb7008b13",
  "url": "https://osv.dev/vulnerability/ROOT-APP-PYPI-CVE-2026-54911",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-54911 in ujson - Patched by Root",
    "summary": "Root has patched CVE-2026-54911 in the ujson package for Root:PyPI. Multiple fixed versions available.",
    "evidence": "osv:ROOT-APP-PYPI-CVE-2026-54911",
    "products": [
      {
        "name": {
          "value": "ujson",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "5.12.1+aikido.1",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "5.12.1+aikido.2",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "5.12.1+aikido.3",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "medium",
    "structured": {
      "id": "ROOT-APP-PYPI-CVE-2026-54911",
      "aliases": [
        "ROOT-APP-PYPI-CVE-2026-54911"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "5.12.1+aikido.1"
                },
                {
                  "fixed": "5.12.1+aikido.2"
                },
                {
                  "fixed": "5.12.1+aikido.3"
                }
              ]
            }
          ],
          "package": {
            "name": "ujson",
            "ecosystem": "Root:PyPI"
          },
          "database_specific": {
            "source": "https://api.root.io/external/osv/ROOT-APP-PYPI-CVE-2026-54911.json",
            "root_patched": true,
            "upstream_version": "5.12.1",
            "all_fixed_versions": [
              "5.12.1+aikido.1",
              "5.12.1+aikido.2",
              "5.12.1+aikido.3"
            ],
            "root_patch_version": "aikido.3",
            "total_fixed_versions": 3
          }
        }
      ],
      "modified": "2026-10-07T07:15:06.626836990Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-54911"
      ],
      "references": [],
      "provider_metadata": {
        "distro": "pypi",
        "source": "Root",
        "severity": "MEDIUM",
        "distro_version": ""
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-54911",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/database_specific/severity"
  },
  "source_id": "core-osv",
  "document_id": 93183,
  "published_at": "2026-10-07T06:39:39+00:00"
}