Security advisory

{
  "id": "923b6159063298699beb28b15e97bb41daf1e112b0fc6ddff2d7223c85b0cdfb",
  "url": "https://osv.dev/vulnerability/CVE-2026-58306",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2026-58306",
    "summary": "Heap-based buffer overflow vulnerability in Samsung Open Source Escargot allows Overflow Buffers. This issue affects Escargot: before ef525f337fafddecde77a3c426212a84bb20cb98.",
    "evidence": "osv:CVE-2026-58306",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2026-58306",
      "aliases": [
        "CVE-2026-58306"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:H"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/samsung/escargot",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "ef525f337fafddecde77a3c426212a84bb20cb98"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "ef525f337fafddecde77a3c426212a84bb20cb98"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StandardRange"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v4.3.0",
            "v4.2.0",
            "v4.1.1",
            "v4.1.0",
            "v4.0.1",
            "v4.0.0",
            "v3.0.0",
            "v2.0.0",
            "v1.0.0"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-58306.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:34.538756973Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/58xxx/CVE-2026-58306.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-58306",
        "https://github.com/Samsung/escargot/issues/1576",
        "https://github.com/Samsung/escargot/pull/1584"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-122"
        ],
        "cna_assigner": "samsung.tv_appliance",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/58xxx/CVE-2026-58306.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-58306",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 502003,
  "published_at": "2026-07-09T09:56:20.576+00:00"
}