TuxCare security update for @next/polyfill-nomodule (9 CVEs)

{
  "id": "d646726abe374246b7ff08979178864650a4fe9364d7098a9fe5b216d4b7a634",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1792304740",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "TuxCare security update for @next/polyfill-nomodule (9 CVEs)",
    "summary": "TuxCare rebuilt @next/polyfill-nomodule to address 9 CVEs. Fixed in 16.0.6-tuxcare.6.",
    "evidence": "osv:CLSA-2026-1792304740",
    "products": [
      {
        "name": {
          "value": "@next/polyfill-nomodule",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "16.0.6-tuxcare.6",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "16.0.6",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "16.0.6-tuxcare.3",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "16.0.6-tuxcare.4",
            "evidence": "/affected/0/versions"
          },
          {
            "value": "16.0.6-tuxcare.5",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1792304740",
      "aliases": [
        "CLSA-2026-1792304740"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "16.0.6-tuxcare.0"
                },
                {
                  "fixed": "16.0.6-tuxcare.6"
                }
              ]
            }
          ],
          "package": {
            "name": "@next/polyfill-nomodule",
            "purl": "pkg:npm/%40next/polyfill-nomodule",
            "ecosystem": "TuxCare:npm"
          },
          "versions": [
            "16.0.6",
            "16.0.6-tuxcare.3",
            "16.0.6-tuxcare.4",
            "16.0.6-tuxcare.5"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/npm/CLSA-2026-1792304740.json",
            "tuxcare": {
              "base_version": "16.0.6",
              "fixed_version": "16.0.6-tuxcare.6"
            }
          }
        }
      ],
      "modified": "2026-10-18T07:15:16.011691091Z",
      "provider": "osv",
      "upstream": [
        "CVE-2025-59471",
        "CVE-2025-59472",
        "CVE-2026-27977",
        "CVE-2026-27978",
        "CVE-2026-27979",
        "GHSA-8h8q-6873-q5fj",
        "GHSA-h25m-26qc-wcjf",
        "GHSA-q4gf-8mx6-v5v3",
        "GHSA-w37m-7fhw-fmv9"
      ],
      "references": []
    },
    "related_cves": [
      {
        "value": "CVE-2025-59471",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2025-59472",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-27977",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-27978",
        "evidence": "/upstream"
      },
      {
        "value": "CVE-2026-27979",
        "evidence": "/upstream"
      }
    ],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 369829,
  "published_at": "2026-10-18T06:25:39+00:00"
}