ntopng before 6.7.260717 Missing Authorization on the Notification Endpoint and Recipient Delete Handlers

{
  "id": "532b9d5b27498dfaa8266160a9f7c10421da392c4fa1d3e53dc752a14bee1402",
  "url": "https://osv.dev/vulnerability/CVE-2026-86090",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "ntopng before 6.7.260717 Missing Authorization on the Notification Endpoint and Recipient Delete Handlers",
    "summary": "ntopng before 6.7.260717 fails to perform authorization checks in the delete endpoints and recipients REST v2 handlers. Authenticated non-administrator users can issue POST requests to irreversibly delete all configured notification endpoints and recipients, silencing all alerts.",
    "evidence": "osv:CVE-2026-86090",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2026-86090",
      "aliases": [
        "CVE-2026-86090",
        "CVE-2026-86091",
        "GHSA-m22w-f647-vx88"
      ],
      "metrics": [
        {
          "type": "CVSS_V4",
          "score": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/ntop/ntopng",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "7d830f31af367745431c5d92e2e82fc432f6bdd8"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "fixed": "7d830f31af367745431c5d92e2e82fc432f6bdd8"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.0",
            "2.4"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-86090.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:38.076472023Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86090.json",
        "https://github.com/ntop/ntopng/security/advisories/GHSA-m22w-f647-vx88",
        "https://nvd.nist.gov/vuln/detail/CVE-2026-86090",
        "https://www.vulncheck.com/advisories/ntopng-before-6.7.260717-missing-authorization-on-the-notification-endpoint-and-recipient-delete-handlers",
        "https://github.com/ntop/ntopng/commit/7d830f31af367745431c5d92e2e82fc432f6bdd8",
        "https://github.com/ntop/ntopng",
        "https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/endpoints.lua",
        "https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/recipients.lua"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-862"
        ],
        "cna_assigner": "VulnCheck",
        "unresolved_ranges": [
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "6.7.260717"
                  }
                ],
                "source": "AFFECTED_FIELD",
                "strategy": "StandardRange"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "6.7.260717"
                  }
                ],
                "source": "CPE_FIELD",
                "strategy": "CPEApplicability"
              }
            ]
          },
          {
            "extracted_events": [
              {
                "range": [
                  {
                    "fixed": "6.7.260717"
                  }
                ],
                "source": "DESCRIPTION"
              }
            ]
          }
        ],
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86090.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2026-86090",
        "evidence": "/id"
      },
      {
        "value": "CVE-2026-86091",
        "evidence": "/aliases"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 505285,
  "published_at": "2026-09-04T21:48:46.991+00:00"
}