Improper rendering of text nodes in golang.org/x/net/html

{
  "id": "1a9820fed5ca20835be29c6450b6df48936e0d3cb102945e1ef2b9a73d0c52d7",
  "url": "https://osv.dev/vulnerability/CVE-2023-3978",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Improper rendering of text nodes in golang.org/x/net/html",
    "summary": "Text nodes not in the HTML namespace are incorrectly literally rendered, causing text which should be escaped to not be. This could lead to an XSS attack.",
    "evidence": "osv:CVE-2023-3978",
    "products": [],
    "severity": "unknown",
    "structured": {
      "id": "CVE-2023-3978",
      "aliases": [
        "CVE-2023-3978",
        "GHSA-2wrh-6pvc-2jm9",
        "GO-2023-1988"
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/golang/net",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "8ffa475fbdb33da97e8bf79cc5791ee8751fca5e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:golang:networking:*:*:*:*:*:go:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.13.0"
                      }
                    ],
                    "source": "CPE_RANGE"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.12.0",
            "v0.11.0",
            "v0.10.0",
            "v0.9.0",
            "v0.8.0",
            "v0.7.0",
            "v0.4.0",
            "v0.6.0",
            "v0.5.0",
            "v0.3.0",
            "v0.2.0",
            "v0.1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-3978.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:36.928285699Z",
      "provider": "osv",
      "references": [
        "https://go.dev/cl/514896",
        "https://go.dev/issue/61615",
        "https://pkg.go.dev",
        "https://pkg.go.dev/vuln/GO-2023-1988",
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3978.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2023-3978"
      ],
      "provider_metadata": {
        "cna_assigner": "Go",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "0.13.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3978.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2023-3978",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 504378,
  "published_at": "2023-08-02T19:48:56.676+00:00"
}