# CVE-2026-86090

## Summary

- **CVE ID:** CVE-2026-86090
- **Severity:** HIGH
- **CVSS Score:** 7.1 (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)
- **CWE:** CWE-862
- **Published:** Sep 4, 2026
- **Last Modified:** Sep 14, 2026

## Description

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.

## Affected Products

- ntop — ntopng (0)

## References

- [CNA](https://github.com/ntop/ntopng/security/advisories/GHSA-m22w-f647-vx88)
- [CNA](https://github.com/ntop/ntopng/commit/7d830f31af367745431c5d92e2e82fc432f6bdd8)
- [CNA](https://github.com/ntop/ntopng)
- [CNA](https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/endpoints.lua)
- [CNA](https://github.com/ntop/ntopng/blob/f41cc1beff90e40e12bbc2cc135bdbf649ec559f/scripts/lua/rest/v2/delete/recipients.lua)
- [CNA](https://www.vulncheck.com/advisories/ntopng-before-6.7.260717-missing-authorization-on-the-notification-endpoint-and-recipient-delete-handlers)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.25%
- **EPSS Percentile:** 16.4

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-17._