Security advisory

{
  "id": "8461dd292523fccd0664b94b55d8218378a96dade51698ce75db3c6021f10f5e",
  "url": "https://osv.dev/vulnerability/CVE-2026-41988",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-41988",
    "summary": "uuid before 14.0.0 can make unexpected writes when external output buffers are used, and the UUID version is 3, 5, or 6. In particular, UUID version 4, which is very commonly used, is unaffected by this issue.",
    "evidence": "osv:CVE-2026-41988",
    "products": [],
    "severity": "low",
    "structured": {
      "id": "CVE-2026-41988",
      "aliases": [
        "CVE-2026-41907",
        "CVE-2026-41988",
        "GHSA-w5hq-g745-h8pq"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/uuidjs/uuid",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "7269a96c12a55a745bd4a7812c01cfd385ec6c46"
                },
                {
                  "introduced": "7844bc2cd98d171bf631965047bb267505e25318"
                },
                {
                  "fixed": "3d2c5b0342f0fcb52a5ac681c3d47c13e7444b34"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:uuidjs:uuid:*:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "11.1.1"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "cpe": "cpe:2.3:a:uuidjs:uuid:12.0.0:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "12.0.0"
                      },
                      {
                        "last_affected": "12.0.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "cpe": "cpe:2.3:a:uuidjs:uuid:13.0.0:*:*:*:*:node.js:*:*",
                    "range": [
                      {
                        "introduced": "13.0.0"
                      },
                      {
                        "last_affected": "13.0.0"
                      }
                    ],
                    "source": "CPE_STRING"
                  },
                  {
                    "range": [
                      {
                        "fixed": "3d2c5b0342f0fcb52a5ac681c3d47c13e7444b34"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "12.0.0",
            "13.0.0",
            "v11.1.0",
            "v12.0.0",
            "v13.0.0",
            "v11.0.5",
            "v11.0.4",
            "v11.0.3",
            "v11.0.2",
            "v11.0.1",
            "v9.0.0",
            "v8.3.2",
            "v8.3.1",
            "v8.3.0",
            "v8.2.0",
            "v8.1.0",
            "v8.0.0",
            "v7.0.3",
            "v7.0.2",
            "v7.0.1",
            "v7.0.0",
            "v3.4.0",
            "v3.3.3",
            "v3.3.2",
            "v3.3.1",
            "v3.1.0",
            "v3.0.1",
            "v1.4.3",
            "v1.4.2",
            "v1.4.1",
            "v1.4.0",
            "v1.3.3",
            "v1.3.2",
            "v1.3.1",
            "v1.3",
            "v1.2",
            "v1.1",
            "v1.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-41988.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:24.097222827Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41988.json",
        "https://github.com/uuidjs/uuid/security/advisories/GHSA-w5hq-g745-h8pq",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-41988",
        "https://github.com/uuidjs/uuid/commit/3d2c5b0342f0fcb52a5ac681c3d47c13e7444b34"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-670"
        ],
        "cna_assigner": "mitre",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/41xxx/CVE-2026-41988.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-41907",
        "evidence": "/aliases"
      },
      {
        "value": "CVE-2026-41988",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 490421,
  "published_at": "2026-04-23T04:00:54.96+00:00"
}