TuxCare security update for base64-url (1 CVE)

{
  "id": "f42f4c417f7b3564eae84c7d8f03a95d910abf1441fca8bda53cc5152063fb2d",
  "url": "https://osv.dev/vulnerability/CLSA-2026-1773533798",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "TuxCare security update for base64-url (1 CVE)",
    "summary": "TuxCare rebuilt base64-url to address 1 CVE. Fixed in 1.2.1-tuxcare.1.",
    "evidence": "osv:CLSA-2026-1773533798",
    "products": [
      {
        "name": {
          "value": "base64-url",
          "evidence": "/affected/0/package/name"
        },
        "prerequisites": [],
        "fixed_versions": [
          {
            "value": "1.2.1-tuxcare.1",
            "evidence": "/affected/0/ranges"
          }
        ],
        "affected_versions": [
          {
            "value": "1.2.1",
            "evidence": "/affected/0/versions"
          }
        ]
      }
    ],
    "severity": "unknown",
    "structured": {
      "id": "CLSA-2026-1773533798",
      "aliases": [
        "CLSA-2026-1773533798"
      ],
      "affected": [
        {
          "ranges": [
            {
              "type": "ECOSYSTEM",
              "events": [
                {
                  "introduced": "1.2.1-tuxcare.0"
                },
                {
                  "fixed": "1.2.1-tuxcare.1"
                }
              ]
            }
          ],
          "package": {
            "name": "base64-url",
            "purl": "pkg:npm/base64-url",
            "ecosystem": "TuxCare:npm"
          },
          "versions": [
            "1.2.1"
          ],
          "database_specific": {
            "source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_lang/npm/CLSA-2026-1773533798.json",
            "tuxcare": {
              "base_version": "1.2.1",
              "fixed_version": "1.2.1-tuxcare.1"
            }
          }
        }
      ],
      "modified": "2026-10-15T09:47:28.182050936Z",
      "provider": "osv",
      "upstream": [
        "GHSA-j4mr-9xw3-c9jx"
      ],
      "references": []
    },
    "related_cves": [],
    "security_relevant": true,
    "severity_evidence": null
  },
  "source_id": "core-osv",
  "document_id": 327392,
  "published_at": "2026-08-04T14:52:12+00:00"
}