Missing authentication for critical function in ScadaBR

{
  "id": "7d41653062990f81c27bbfad81faa65fb073f85f5b60ef832dcda3b8b4a13cd5",
  "url": "https://osv.dev/vulnerability/CVE-2026-8602",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Missing authentication for critical function in ScadaBR",
    "summary": "In ScadaBR version 1.2.0, a Missing Authentication for Critical Function vulnerability could allow an unauthenticated attacker to send a HTTP GET requests to the SCADA system and inject arbitrary sensor readings.",
    "evidence": "osv:CVE-2026-8602",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-8602",
      "aliases": [
        "CVE-2026-8602"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/scadabr/scadabr",
              "type": "GIT",
              "events": [
                {
                  "introduced": "6e93943eb4ba9fb09ae7de38f339ddb54350ff0e"
                },
                {
                  "last_affected": "6e93943eb4ba9fb09ae7de38f339ddb54350ff0e"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:scadabr:scadabr:1.2:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "1.2"
                      },
                      {
                        "last_affected": "1.2"
                      }
                    ],
                    "source": "CPE_STRING"
                  }
                ]
              }
            }
          ],
          "versions": [
            "1.2",
            "v1.2"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-8602.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:22.484728320Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8602.json",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-8602",
        "https://www.cisa.gov/news-events/ics-advisories/icsa-26-139-03"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-306"
        ],
        "cna_assigner": "icscert",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "introduced": "1.2.0"
                  },
                  {
                    "last_affected": "1.2.0"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandaloneSingleVersion"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/8xxx/CVE-2026-8602.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-8602",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 488832,
  "published_at": "2026-05-19T17:00:38.723+00:00"
}