---
id: CVE-2026-86090
title: >-
  ntopng before 6.7.260717 fails to perform authorization checks in the delete
  endpoints and recipients REST v2 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 endp…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H'
cwe:
  - CWE-862
vendor: ntop
product: ntopng
affected:
  - ntopng < 6.7.260717
published: '2026-09-04'
updated: '2026-09-23'
sourceUpdated: '2026-09-23T17:17:46.823'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86090'
references:
  - url: 'https://github.com/ntop/ntopng'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/endpoints.lua
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/recipients.lua
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/ntop/ntopng/commit/7d830f31af367745431c5d92e2e82fc432f6bdd8
    label: disclosure@vulncheck.com
  - url: 'https://github.com/ntop/ntopng/security/advisories/GHSA-m22w-f647-vx88'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/ntopng-before-6.7.260717-missing-authorization-on-the-notification-endpoint-and-recipient-delete-handlers
    label: disclosure@vulncheck.com
tags:
  - nvd
  - cve.org
epss: 0.00453
epssPercentile: 0.36716
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-09-14T19:21:37.129451Z'
ingestedAt: '2026-09-14T20:14:21.167Z'
---

## Overview

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.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.