CVE-2026-76844 in webpack-dev-middleware - Patched by Root

{
  "id": "3f50ad1abd18e4bfe12b5f9515e900961ba2ca4a9ad8ba6e5b34a13dd3969b00",
  "url": "https://osv.dev/vulnerability/ROOT-APP-NPM-CVE-2026-76844",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-76844 in webpack-dev-middleware - Patched by Root",
    "summary": "Root has patched CVE-2026-76844 in the webpack-dev-middleware package for Root:npm. Multiple fixed versions available.",
    "evidence": "osv:ROOT-APP-NPM-CVE-2026-76844",
    "products": [
      {
        "name": {
          "value": "webpack-dev-middleware",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.3.0-aikido.3",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "3.7.2-aikido.2",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "3.7.3-aikido.3",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "5.3.4-aikido.2",
            "evidence": "/affected/0/ranges"
          },
          {
            "value": "6.1.3-aikido.2",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": []
      },
      {
        "name": {
          "value": "@rootio/webpack-dev-middleware",
          "evidence": "/affected/1/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "4.3.0-root.io.3",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "3.7.2-root.io.2",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "3.7.3-root.io.3",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "5.3.4-root.io.2",
            "evidence": "/affected/1/ranges"
          },
          {
            "value": "6.1.3-root.io.2",
            "evidence": "/affected/1/ranges"
          }
        ],
        "affected_versions": []
      }
    ],
    "severity": "high",
    "structured": {
      "id": "ROOT-APP-NPM-CVE-2026-76844",
      "aliases": [
        "ROOT-APP-NPM-CVE-2026-76844"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.3.0-aikido.3"
                },
                {
                  "fixed": "3.7.2-aikido.2"
                },
                {
                  "fixed": "3.7.3-aikido.3"
                },
                {
                  "fixed": "5.3.4-aikido.2"
                },
                {
                  "fixed": "6.1.3-aikido.2"
                }
              ]
            }
          ],
          "package": {
            "name": "webpack-dev-middleware",
            "ecosystem": "Root:npm"
          },
          "database_specific": {
            "source": "https://api.root.io/external/osv/ROOT-APP-NPM-CVE-2026-76844.json",
            "root_patched": true,
            "upstream_version": "6.1.3",
            "all_fixed_versions": [
              "4.3.0-aikido.3",
              "3.7.2-aikido.2",
              "3.7.3-aikido.3",
              "5.3.4-aikido.2",
              "6.1.3-aikido.2"
            ],
            "root_patch_version": "aikido.2",
            "total_fixed_versions": 5
          }
        },
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "4.3.0-root.io.3"
                },
                {
                  "fixed": "3.7.2-root.io.2"
                },
                {
                  "fixed": "3.7.3-root.io.3"
                },
                {
                  "fixed": "5.3.4-root.io.2"
                },
                {
                  "fixed": "6.1.3-root.io.2"
                }
              ]
            }
          ],
          "package": {
            "name": "@rootio/webpack-dev-middleware",
            "ecosystem": "Root:npm"
          },
          "database_specific": {
            "source": "https://api.root.io/external/osv/ROOT-APP-NPM-CVE-2026-76844.json",
            "root_patched": true,
            "upstream_version": "6.1.3",
            "all_fixed_versions": [
              "4.3.0-root.io.3",
              "3.7.2-root.io.2",
              "3.7.3-root.io.3",
              "5.3.4-root.io.2",
              "6.1.3-root.io.2"
            ],
            "root_patch_version": "root.io.2",
            "total_fixed_versions": 5
          }
        }
      ],
      "modified": "2026-10-07T11:15:08.189515026Z",
      "provider": "osv",
      "upstream": [
        "CVE-2026-76844"
      ],
      "references": [],
      "provider_metadata": {
        "distro": "npm",
        "source": "Root",
        "severity": "HIGH",
        "distro_version": ""
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-76844",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/database_specific/severity"
  },
  "source_id": "core-osv",
  "document_id": 94996,
  "published_at": "2026-10-07T10:09:41+00:00"
}